---------------------------------------------------------------------------------- name: log: D:\junk.log log type: text opened on: 7 Apr 2023, 16:39:03 . *REPLACE BELOW WITH RELEVANT LOCATION* . use "C:\Users\Owner\Desktop\D Drive old lenovo\KosnikWriting\AllInfoForDoMaster. > dta" . sort articleid . drop if articleid==articleid[_n-1] (3,532 observations deleted) . *Table 1 & App. B* . tab jelgroup 1 = JEL3; 2 | = 4,12; 3 = | 5,6,7; 4 = | 8,9,10; 5 = | other | Freq. Percent Cum. ------------+----------------------------------- 1 | 2,046 22.05 22.05 2 | 2,399 25.85 47.90 3 | 2,379 25.64 73.53 4 | 1,424 15.34 88.88 5 | 1,032 11.12 100.00 ------------+----------------------------------- Total | 9,280 100.00 . tab decade 1 is | 1969-78,... | , 5 is | 2009-18 | Freq. Percent Cum. ------------+----------------------------------- 1 | 1,548 16.68 16.68 2 | 2,103 22.66 39.34 3 | 1,801 19.41 58.75 4 | 1,953 21.05 79.80 5 | 1,875 20.20 100.00 ------------+----------------------------------- Total | 9,280 100.00 . sort decade . by decade: summ pagee english2 female ---------------------------------------------------------------------------------- -> decade = 1 Variable | Obs Mean Std. Dev. Min Max -------------+--------------------------------------------------------- pageequiva~t | 1,548 11.92386 6.801703 .731 73 english2 | 1,548 .7577519 .4285821 0 1 female | 1,548 .004522 .067115 0 1 ---------------------------------------------------------------------------------- -> decade = 2 Variable | Obs Mean Std. Dev. Min Max -------------+--------------------------------------------------------- pageequiva~t | 2,103 14.40769 6.621459 .731 52.32 english2 | 2,103 .7722301 .4194931 0 1 female | 2,103 .0137898 .1166453 0 1 ---------------------------------------------------------------------------------- -> decade = 3 Variable | Obs Mean Std. Dev. Min Max -------------+--------------------------------------------------------- pageequiva~t | 1,801 19.79738 7.842687 .75 62.784 english2 | 1,801 .6951694 .4604635 0 1 female | 1,801 .0377568 .1906605 0 1 ---------------------------------------------------------------------------------- -> decade = 4 Variable | Obs Mean Std. Dev. Min Max -------------+--------------------------------------------------------- pageequiva~t | 1,953 25.79453 8.956385 .872 62.135 english2 | 1,953 .5545315 .4971447 0 1 female | 1,953 .0716846 .258031 0 1 ---------------------------------------------------------------------------------- -> decade = 5 Variable | Obs Mean Std. Dev. Min Max -------------+--------------------------------------------------------- pageequiva~t | 1,875 34.70421 11.02472 2.924 76.024 english2 | 1,875 .4394667 .4964546 0 1 female | 1,875 .0794667 .2705379 0 1 . regress posnegscoredev i.journalid i.jelgr i.year Source | SS df MS Number of obs = 9,280 -------------+---------------------------------- F(57, 9222) = 2.83 Model | 5.41276051 57 .094960711 Prob > F = 0.0000 Residual | 309.099396 9,222 .03351761 R-squared = 0.0172 -------------+---------------------------------- Adj R-squared = 0.0111 Total | 314.512157 9,279 .033895049 Root MSE = .18308 ------------------------------------------------------------------------------ posnegscor~v | Coef. Std. Err. t P>|t| [90% Conf. Interval] -------------+---------------------------------------------------------------- journalid | 2 | .0438701 .0058571 7.49 0.000 .034235 .0535051 3 | .0073436 .0059585 1.23 0.218 -.0024581 .0171454 4 | .0043291 .0060944 0.71 0.478 -.0056963 .0143545 5 | .0448276 .0060927 7.36 0.000 .0348049 .0548502 | jelgroup | 2 | .0130259 .0060147 2.17 0.030 .0031315 .0229202 3 | .0239065 .0061222 3.90 0.000 .0138353 .0339777 4 | .0281023 .0069587 4.04 0.000 .0166551 .0395496 5 | .0101061 .0080582 1.25 0.210 -.0031498 .023362 | year | 1970 | -.041769 .0247425 -1.69 0.091 -.0824708 -.0010672 1971 | -.0534542 .0242074 -2.21 0.027 -.0932759 -.0136325 1972 | -.047931 .0237893 -2.01 0.044 -.0870648 -.0087971 1973 | -.0313527 .0239366 -1.31 0.190 -.070729 .0080235 1974 | -.044019 .0235342 -1.87 0.061 -.0827332 -.0053048 1975 | -.0093279 .0244679 -0.38 0.703 -.049578 .0309223 1976 | -.0429229 .0228509 -1.88 0.060 -.080513 -.0053328 1977 | -.0410001 .0227295 -1.80 0.071 -.0783905 -.0036097 1978 | -.0378228 .0226857 -1.67 0.095 -.0751413 -.0005044 1979 | -.0629111 .0223463 -2.82 0.005 -.0996711 -.026151 1980 | -.0570334 .0220783 -2.58 0.010 -.0933526 -.0207142 1981 | -.0598259 .0229888 -2.60 0.009 -.097643 -.0220088 1982 | -.053446 .0225102 -2.37 0.018 -.0904757 -.0164162 1983 | -.0374234 .0225524 -1.66 0.097 -.0745225 -.0003243 1984 | -.0483211 .022762 -2.12 0.034 -.085765 -.0108771 1985 | -.0183404 .0222473 -0.82 0.410 -.0549376 .0182568 1986 | -.0409235 .0223393 -1.83 0.067 -.0776721 -.0041749 1987 | -.0361973 .0224519 -1.61 0.107 -.0731311 .0007365 1988 | -.0369585 .0227576 -1.62 0.104 -.0743952 .0004782 1989 | -.0282102 .0225889 -1.25 0.212 -.0653694 .008949 1990 | -.0398844 .0237186 -1.68 0.093 -.078902 -.0008668 1991 | -.0517298 .0221297 -2.34 0.019 -.0881335 -.0153261 1992 | -.0606003 .0228379 -2.65 0.008 -.0981691 -.0230315 1993 | -.0191329 .0232307 -0.82 0.410 -.0573479 .0190821 1994 | -.0262073 .0229674 -1.14 0.254 -.0639892 .0115745 1995 | -.0392079 .0232379 -1.69 0.092 -.0774348 -.000981 1996 | -.0714353 .0236481 -3.02 0.003 -.1103369 -.0325338 1997 | -.0628349 .0235286 -2.67 0.008 -.10154 -.0241299 1998 | -.0093871 .0237343 -0.40 0.692 -.0484305 .0296562 1999 | -.0289466 .0230279 -1.26 0.209 -.0668279 .0089347 2000 | -.033943 .0230909 -1.47 0.142 -.0719279 .0040419 2001 | -.0293899 .0227887 -1.29 0.197 -.0668777 .0080979 2002 | -.0440725 .0224186 -1.97 0.049 -.0809515 -.0071935 2003 | -.0393209 .0227586 -1.73 0.084 -.0767592 -.0018826 2004 | -.0334748 .0226706 -1.48 0.140 -.0707683 .0038187 2005 | -.065305 .0226862 -2.88 0.004 -.1026242 -.0279859 2006 | -.0299078 .0228705 -1.31 0.191 -.0675302 .0077145 2007 | -.0628414 .0228528 -2.75 0.006 -.1004346 -.0252481 2008 | -.0559871 .0230367 -2.43 0.015 -.0938828 -.0180913 2009 | -.0474612 .0230929 -2.06 0.040 -.0854495 -.0094729 2010 | -.0326755 .0230509 -1.42 0.156 -.0705947 .0052437 2011 | -.0675044 .0229309 -2.94 0.003 -.1052262 -.0297827 2012 | -.0243847 .0224642 -1.09 0.278 -.0613388 .0125694 2013 | -.0483993 .0232231 -2.08 0.037 -.0866018 -.0101969 2014 | -.0374578 .0228236 -1.64 0.101 -.075003 .0000874 2015 | -.0624493 .0235723 -2.65 0.008 -.1012261 -.0236724 2016 | -.0299346 .0234656 -1.28 0.202 -.068536 .0086668 2017 | -.0151703 .0229555 -0.66 0.509 -.0529326 .022592 2018 | -.0389918 .0232268 -1.68 0.093 -.0772004 -.0007832 | _cons | .0100238 .0194602 0.52 0.607 -.0219886 .0420363 ------------------------------------------------------------------------------ . regress certtentscoredev i.journalid i.jelgr i.year Source | SS df MS Number of obs = 9,280 -------------+---------------------------------- F(57, 9222) = 2.90 Model | 4.65705669 57 .081702749 Prob > F = 0.0000 Residual | 260.118791 9,222 .028206332 R-squared = 0.0176 -------------+---------------------------------- Adj R-squared = 0.0115 Total | 264.775848 9,279 .028534955 Root MSE = .16795 ------------------------------------------------------------------------------ certtentsc~v | Coef. Std. Err. t P>|t| [90% Conf. Interval] -------------+---------------------------------------------------------------- journalid | 2 | .0369456 .005373 6.88 0.000 .0281068 .0457843 3 | .0093573 .005466 1.71 0.087 .0003656 .018349 4 | -.0136473 .0055907 -2.44 0.015 -.0228441 -.0044505 5 | .0413648 .0055892 7.40 0.000 .0321705 .0505591 | jelgroup | 2 | .0190578 .0055176 3.45 0.001 .0099811 .0281344 3 | .0214154 .0056163 3.81 0.000 .0121766 .0306543 4 | .0265329 .0063836 4.16 0.000 .0160317 .0370341 5 | .0249778 .0073922 3.38 0.001 .0128174 .0371381 | year | 1970 | .028674 .0226976 1.26 0.207 -.0086639 .066012 1971 | .0008561 .0222068 0.04 0.969 -.0356744 .0373867 1972 | -.002001 .0218232 -0.09 0.927 -.0379006 .0338986 1973 | .0166291 .0219584 0.76 0.449 -.0194928 .052751 1974 | .0024632 .0215892 0.11 0.909 -.0330514 .0379778 1975 | .0315001 .0224457 1.40 0.161 -.0054235 .0684237 1976 | .0186103 .0209623 0.89 0.375 -.0158731 .0530937 1977 | .0337661 .0208509 1.62 0.105 -.0005341 .0680663 1978 | .0197856 .0208108 0.95 0.342 -.0144486 .0540199 1979 | .0315306 .0204994 1.54 0.124 -.0021914 .0652526 1980 | .010842 .0202536 0.54 0.592 -.0224755 .0441596 1981 | .0262687 .0210889 1.25 0.213 -.0084229 .0609603 1982 | .0172646 .0206499 0.84 0.403 -.0167048 .051234 1983 | .0152888 .0206885 0.74 0.460 -.0187442 .0493219 1984 | .0192064 .0208808 0.92 0.358 -.0151429 .0535558 1985 | .020587 .0204086 1.01 0.313 -.0129855 .0541596 1986 | .007749 .0204931 0.38 0.705 -.0259625 .0414605 1987 | .0152473 .0205963 0.74 0.459 -.018634 .0491287 1988 | .0073799 .0208768 0.35 0.724 -.0269628 .0417226 1989 | .0328168 .020722 1.58 0.113 -.0012714 .0669049 1990 | .0214851 .0217584 0.99 0.323 -.0143078 .057278 1991 | .0139541 .0203007 0.69 0.492 -.019441 .0473492 1992 | .0233548 .0209505 1.11 0.265 -.0111091 .0578187 1993 | .035448 .0213108 1.66 0.096 .0003913 .0705047 1994 | .0229792 .0210692 1.09 0.275 -.0116801 .0576385 1995 | -.0040473 .0213174 -0.19 0.849 -.0391148 .0310203 1996 | .0087334 .0216936 0.40 0.687 -.0269531 .0444199 1997 | .018806 .0215841 0.87 0.384 -.0167002 .0543122 1998 | .0061813 .0217728 0.28 0.776 -.0296353 .0419978 1999 | .0107317 .0211247 0.51 0.611 -.0240189 .0454822 2000 | .0164867 .0211825 0.78 0.436 -.0183589 .0513323 2001 | .0212078 .0209053 1.01 0.310 -.0131818 .0555974 2002 | .0043009 .0205658 0.21 0.834 -.0295302 .0381319 2003 | .0170697 .0208777 0.82 0.414 -.0172745 .0514139 2004 | .0226004 .0207969 1.09 0.277 -.0116109 .0568117 2005 | .0161159 .0208112 0.77 0.439 -.018119 .0503508 2006 | .011528 .0209803 0.55 0.583 -.022985 .046041 2007 | .0185431 .0209641 0.88 0.376 -.0159432 .0530294 2008 | .0332078 .0211328 1.57 0.116 -.001556 .0679716 2009 | .0145507 .0211844 0.69 0.492 -.020298 .0493994 2010 | .0274836 .0211458 1.30 0.194 -.0073017 .0622689 2011 | .0126992 .0210358 0.60 0.546 -.021905 .0473034 2012 | .03009 .0206077 1.46 0.144 -.00381 .0639899 2013 | .0512611 .0213038 2.41 0.016 .016216 .0863063 2014 | .0334726 .0209373 1.60 0.110 -.0009696 .0679149 2015 | .0510236 .0216241 2.36 0.018 .0154516 .0865957 2016 | .0143939 .0215263 0.67 0.504 -.0210173 .049805 2017 | .0095618 .0210584 0.45 0.650 -.0250795 .0442032 2018 | -.0059361 .0213072 -0.28 0.781 -.0409869 .0291147 | _cons | -.056992 .0178519 -3.19 0.001 -.0863587 -.0276253 ------------------------------------------------------------------------------ . regress fppscoredev i.journalid i.jelgr i.year Source | SS df MS Number of obs = 9,280 -------------+---------------------------------- F(57, 9222) = 7.94 Model | 7.23745967 57 .126972977 Prob > F = 0.0000 Residual | 147.419121 9,222 .015985591 R-squared = 0.0468 -------------+---------------------------------- Adj R-squared = 0.0409 Total | 154.656581 9,279 .016667376 Root MSE = .12643 ------------------------------------------------------------------------------ fppscoredev | Coef. Std. Err. t P>|t| [90% Conf. Interval] -------------+---------------------------------------------------------------- journalid | 2 | .056517 .0040449 13.97 0.000 .049863 .063171 3 | .0013069 .0041149 0.32 0.751 -.0054623 .008076 4 | .0055599 .0042088 1.32 0.187 -.0013636 .0124835 5 | .0629331 .0042076 14.96 0.000 .0560114 .0698548 | jelgroup | 2 | .0197815 .0041538 4.76 0.000 .0129485 .0266146 3 | .0300554 .004228 7.11 0.000 .0231002 .0370106 4 | .0299336 .0048057 6.23 0.000 .0220281 .0378391 5 | .0193459 .005565 3.48 0.001 .0101913 .0285004 | year | 1970 | -.0485496 .0170872 -2.84 0.005 -.0766583 -.0204408 1971 | -.041261 .0167177 -2.47 0.014 -.068762 -.0137601 1972 | -.0468157 .016429 -2.85 0.004 -.0738416 -.0197897 1973 | -.029002 .0165307 -1.75 0.079 -.0561953 -.0018088 1974 | -.0278487 .0162528 -1.71 0.087 -.0545848 -.0011126 1975 | -.0126269 .0168976 -0.75 0.455 -.0404237 .01517 1976 | -.0453464 .0157808 -2.87 0.004 -.0713062 -.0193866 1977 | -.0234811 .015697 -1.50 0.135 -.049303 .0023407 1978 | -.0180918 .0156668 -1.15 0.248 -.043864 .0076804 1979 | -.0215674 .0154324 -1.40 0.162 -.046954 .0038192 1980 | -.032863 .0152473 -2.16 0.031 -.0579451 -.007781 1981 | -.029233 .0158761 -1.84 0.066 -.0553495 -.0031164 1982 | -.0360081 .0155456 -2.32 0.021 -.061581 -.0104353 1983 | -.0306508 .0155747 -1.97 0.049 -.0562715 -.00503 1984 | -.0481776 .0157195 -3.06 0.002 -.0740364 -.0223187 1985 | -.0377317 .015364 -2.46 0.014 -.0630058 -.0124576 1986 | -.034953 .0154276 -2.27 0.023 -.0603317 -.0095744 1987 | -.0038225 .0155053 -0.25 0.805 -.0293291 .021684 1988 | -.0217079 .0157165 -1.38 0.167 -.0475617 .004146 1989 | -.0227343 .0156 -1.46 0.145 -.0483965 .0029279 1990 | -.0159219 .0163801 -0.97 0.331 -.0428676 .0110237 1991 | -.0277822 .0152828 -1.82 0.069 -.0529227 -.0026417 1992 | -.048655 .0157719 -3.08 0.002 -.0746002 -.0227099 1993 | -.0384731 .0160432 -2.40 0.017 -.0648645 -.0120818 1994 | -.0305519 .0158613 -1.93 0.054 -.0566441 -.0044597 1995 | -.0350954 .0160482 -2.19 0.029 -.0614949 -.0086958 1996 | -.0313761 .0163314 -1.92 0.055 -.0582416 -.0045106 1997 | -.0357078 .0162489 -2.20 0.028 -.0624375 -.008978 1998 | -.0226522 .016391 -1.38 0.167 -.0496156 .0043112 1999 | -.0180099 .0159031 -1.13 0.257 -.0441708 .008151 2000 | -.0155796 .0159466 -0.98 0.329 -.041812 .0106528 2001 | -.0252359 .0157379 -1.60 0.109 -.0511251 .0006533 2002 | -.0508986 .0154823 -3.29 0.001 -.0763673 -.0254299 2003 | -.032419 .0157171 -2.06 0.039 -.058274 -.006564 2004 | -.0357103 .0156563 -2.28 0.023 -.0614653 -.0099553 2005 | -.0373992 .0156671 -2.39 0.017 -.0631719 -.0116266 2006 | -.0334417 .0157944 -2.12 0.034 -.0594238 -.0074596 2007 | -.0282357 .0157822 -1.79 0.074 -.0541976 -.0022737 2008 | -.0310576 .0159092 -1.95 0.051 -.0572285 -.0048867 2009 | -.0306073 .015948 -1.92 0.055 -.0568421 -.0043725 2010 | -.0268438 .015919 -1.69 0.092 -.0530309 -.0006567 2011 | -.0428549 .0158361 -2.71 0.007 -.0689056 -.0168041 2012 | -.028367 .0155139 -1.83 0.068 -.0538876 -.0028464 2013 | -.0283576 .0160379 -1.77 0.077 -.0547403 -.0019749 2014 | -.0414061 .015762 -2.63 0.009 -.0673349 -.0154773 2015 | -.0221576 .0162791 -1.36 0.174 -.0489369 .0046218 2016 | -.0128967 .0162054 -0.80 0.426 -.0395549 .0137614 2017 | -.0326453 .0158531 -2.06 0.039 -.058724 -.0065666 2018 | -.0286629 .0160405 -1.79 0.074 -.0550498 -.002276 | _cons | -.0126004 .0134393 -0.94 0.348 -.0347082 .0095075 ------------------------------------------------------------------------------ . . gener posnegscoredevsq=posnegscoredev^2 . gener certtentscoredevsq=certtentscoredev^2 . gener fppscoredevsq=fppscoredev^2 . sum posneg* certtent* fpp* Variable | Obs Mean Std. Dev. Min Max -------------+--------------------------------------------------------- posnegscore | 9,280 -.2277033 .188308 -1 .453012 posnegscor~v | 9,280 .0035182 .1841061 -.7700094 .7258728 posnegscor~q | 9,280 .0339038 .0483364 1.03e-09 .5929145 certtentsc~e | 9,280 -.3572447 .1706017 -1 1 certtentsc~v | 9,280 -.006138 .1689229 -.6590153 1.343473 -------------+--------------------------------------------------------- certtentsc~q | 9,280 .0285696 .0509126 2.94e-09 1.804919 fppscore | 9,280 .7253843 .1327791 -.5294118 1 fppscoredev | 9,280 .0016253 .1291022 -1.270493 .2728693 fppscorede~q | 9,280 .0166682 .0468334 5.91e-11 1.614153 . . clear . *REPLACE BELOW WITH RELEVANT LOCATION* . use "C:\Users\Owner\Desktop\D Drive old lenovo\KosnikWriting\AllInfoForDoMaster. > dta" . . gener posnegscoredevsq=posnegscoredev^2 . gener certtentscoredevsq=certtentscoredev^2 . gener fppscoredevsq=fppscoredev^2 . gener int ageatpub2=ageatpub* ageatpub if ageatpub>=0 (83 missing values generated) . replace ageatpub2=ageatpub if ageatpub<0 (83 real changes made) . . correl posnegscoredev certtentscoredev fppscoredev [aw=weight] (sum of wgt is 9,276.99593620002) (obs=12,812) | posneg~v certte~v fppsco~v -------------+--------------------------- posnegscor~v | 1.0000 certtentsc~v | 0.0856 1.0000 fppscoredev | 0.1272 0.1219 1.0000 . correl posnegscoredev certtentscoredev fppscoredev if yearphd<1979 & yearphd>196 > 8 [aw=weight] (sum of wgt is 2,805.23262116313) (obs=3,562) | posneg~v certte~v fppsco~v -------------+--------------------------- posnegscor~v | 1.0000 certtentsc~v | 0.0831 1.0000 fppscoredev | 0.1055 0.1146 1.0000 . correl posnegscoredevsq certtentscoredevsq fppscoredevsq [aw=weight] (sum of wgt is 9,276.99593620002) (obs=12,812) | posneg~q certte~q fppsco~q -------------+--------------------------- posnegscor~q | 1.0000 certtentsc~q | 0.0688 1.0000 fppscorede~q | 0.0552 0.0487 1.0000 . correl posnegscoredevsq certtentscoredevsq fppscoredevsq if yearphd<1979 & yearp > hd>1968 [aw=weight] (sum of wgt is 2,805.23262116313) (obs=3,562) | posneg~q certte~q fppsco~q -------------+--------------------------- posnegscor~q | 1.0000 certtentsc~q | 0.0650 1.0000 fppscorede~q | 0.0562 -0.0008 1.0000 . sort authorid . drop if authorid==authorid[_n+1] (11,423 observations deleted) . tab narticlesreal narticles - | comment/rep | ly - | pres/Nobel | Freq. Percent Cum. ------------+----------------------------------- 5 | 336 24.19 24.19 6 | 261 18.79 42.98 7 | 154 11.09 54.07 8 | 108 7.78 61.84 9 | 85 6.12 67.96 10 | 79 5.69 73.65 11 | 65 4.68 78.33 12 | 55 3.96 82.29 13 | 41 2.95 85.24 14 | 29 2.09 87.33 15 | 21 1.51 88.84 16 | 21 1.51 90.35 17 | 25 1.80 92.15 18 | 17 1.22 93.38 19 | 16 1.15 94.53 20 | 9 0.65 95.18 21 | 8 0.58 95.75 22 | 10 0.72 96.47 23 | 7 0.50 96.98 24 | 7 0.50 97.48 25 | 4 0.29 97.77 26 | 2 0.14 97.91 27 | 4 0.29 98.20 28 | 4 0.29 98.49 29 | 4 0.29 98.78 30 | 2 0.14 98.92 31 | 1 0.07 98.99 32 | 2 0.14 99.14 33 | 1 0.07 99.21 35 | 2 0.14 99.35 37 | 1 0.07 99.42 38 | 1 0.07 99.50 40 | 1 0.07 99.57 43 | 1 0.07 99.64 44 | 1 0.07 99.71 48 | 1 0.07 99.78 58 | 1 0.07 99.86 59 | 1 0.07 99.93 60 | 1 0.07 100.00 ------------+----------------------------------- Total | 1,389 100.00 . tab narticlesreal if yearphd<1979 & yearphd>1968 narticles - | comment/rep | ly - | pres/Nobel | Freq. Percent Cum. ------------+----------------------------------- 5 | 81 22.56 22.56 6 | 57 15.88 38.44 7 | 31 8.64 47.08 8 | 29 8.08 55.15 9 | 20 5.57 60.72 10 | 26 7.24 67.97 11 | 20 5.57 73.54 12 | 20 5.57 79.11 13 | 11 3.06 82.17 14 | 8 2.23 84.40 15 | 8 2.23 86.63 16 | 7 1.95 88.58 17 | 6 1.67 90.25 18 | 6 1.67 91.92 19 | 5 1.39 93.31 20 | 2 0.56 93.87 22 | 5 1.39 95.26 23 | 3 0.84 96.10 24 | 1 0.28 96.38 25 | 1 0.28 96.66 27 | 2 0.56 97.21 29 | 1 0.28 97.49 30 | 1 0.28 97.77 31 | 1 0.28 98.05 32 | 2 0.56 98.61 33 | 1 0.28 98.89 35 | 1 0.28 99.16 37 | 1 0.28 99.44 43 | 1 0.28 99.72 48 | 1 0.28 100.00 ------------+----------------------------------- Total | 359 100.00 . . . *Tables 2 and 3* . . clear . *REPLACE BELOW WITH RELEVANT LOCATION* . use "C:\Users\Owner\Desktop\D Drive old lenovo\KosnikWriting\AllInfoForDoMaster. > dta" . . gener posnegscoredevsq=posnegscoredev^2 . gener certtentscoredevsq=certtentscoredev^2 . gener fppscoredevsq=fppscoredev^2 . . summ posnegscore* certtentscore* fppscore* ageatpub female pagee english2 [aw=w > eight] Variable | Obs Weight Mean Std. Dev. Min Max -------------+----------------------------------------------------------------- posnegscore | 12,812 9276.99594 -.2276863 .1883079 -1 .453012 posnegscor~v | 12,812 9276.99594 .0035411 .1841025 -.7700094 .7258728 posnegscor~q | 12,812 9276.99594 .0339036 .0483368 1.03e-09 .5929145 certtentsc~e | 12,812 9276.99594 -.3572344 .1705918 -1 1 certtentsc~v | 12,812 9276.99594 -.0061312 .168918 -.6590153 1.343473 -------------+----------------------------------------------------------------- certtentsc~q | 12,812 9276.99594 .0285687 .0509192 2.94e-09 1.804919 fppscore | 12,812 9276.99594 .7253998 .1327677 -.5294118 1 fppscoredev | 12,812 9276.99594 .0016413 .1290865 -1.270493 .2728693 fppscorede~q | 12,812 9276.99594 .0166647 .0468319 5.91e-11 1.614153 ageatpub | 12,812 9276.99594 12.96798 9.479586 -5 63 -------------+----------------------------------------------------------------- female | 12,812 9276.99594 .0418095 .2001614 0 1 pageequiva~t | 12,812 9276.99594 21.5381 11.72088 .731 76.024 english2 | 12,812 9276.99594 .6454727 .4783885 0 1 . ci means posnegscore* certtentscore* fppscore* ageatpub female pagee english2 [ > aw=weight] Variable | Obs Mean Std. Err. [90% Conf. Interval] -------------+--------------------------------------------------------------- posnegscore | 12,812 -.2276863 .0016636 -.230423 -.2249497 posnegscor~v | 12,812 .0035411 .0016265 .0008655 .0062166 posnegscor~q | 12,812 .0339036 .000427 .0332011 .0346061 certtentsc~e | 12,812 -.3572344 .0015071 -.3597136 -.3547552 certtentsc~v | 12,812 -.0061312 .0014923 -.008586 -.0036763 -------------+--------------------------------------------------------------- certtentsc~q | 12,812 .0285687 .0004499 .0278287 .0293087 fppscore | 12,812 .7253998 .001173 .7234703 .7273293 fppscoredev | 12,812 .0016413 .0011404 -.0002347 .0035173 fppscorede~q | 12,812 .0166647 .0004137 .0159841 .0173453 ageatpub | 12,812 12.96798 .0837492 12.83022 13.10575 -------------+--------------------------------------------------------------- female | 12,812 .0418095 .0017684 .0389006 .0447184 pageequiva~t | 12,812 21.5381 .1035504 21.36776 21.70843 english2 | 12,812 .6454727 .0042264 .6385204 .6524251 . . correl posnegscoredev certtentscoredev fppscoredev [aw=weight] (sum of wgt is 9,276.99593620002) (obs=12,812) | posneg~v certte~v fppsco~v -------------+--------------------------- posnegscor~v | 1.0000 certtentsc~v | 0.0856 1.0000 fppscoredev | 0.1272 0.1219 1.0000 . correl posnegscoredevsq certtentscoredevsq fppscoredevsq [aw=weight] (sum of wgt is 9,276.99593620002) (obs=12,812) | posneg~q certte~q fppsco~q -------------+--------------------------- posnegscor~q | 1.0000 certtentsc~q | 0.0688 1.0000 fppscorede~q | 0.0552 0.0487 1.0000 . . regress posnegscoredev ageatpub female pagee english2 i.journalid i.jelgr i.dec > ade [aw=weight],cluster(authorid) (sum of wgt is 9,276.99593620002) Linear regression Number of obs = 12,812 F(16, 1388) = 7.26 Prob > F = 0.0000 R-squared = 0.0158 Root MSE = .18276 (Std. Err. adjusted for 1,389 clusters in authorid) -------------------------------------------------------------------------------- | Robust posnegscoredev | Coef. Std. Err. t P>|t| [90% Conf. Interval] ---------------+---------------------------------------------------------------- ageatpub | .0010006 .0002875 3.48 0.001 .0005273 .0014739 female | -.0048315 .0133826 -0.36 0.718 -.0268587 .0171957 pageequivalent | -.0006073 .0002396 -2.53 0.011 -.0010017 -.0002129 english2 | -.022567 .0060788 -3.71 0.000 -.0325724 -.0125616 | journalid | 2 | .0394834 .0058485 6.75 0.000 .029857 .0491097 3 | .0091173 .0059933 1.52 0.128 -.0007474 .018982 4 | .007844 .0060444 1.30 0.195 -.0021049 .0177928 5 | .0445609 .0061086 7.29 0.000 .0345064 .0546154 | jelgroup | 2 | .0110385 .0064854 1.70 0.089 .0003638 .0217131 3 | .0243335 .006658 3.65 0.000 .0133748 .0352923 4 | .0308396 .0078535 3.93 0.000 .0179131 .0437662 5 | .0100209 .0086776 1.15 0.248 -.004262 .0243038 | decade | 2 | -.0085551 .0066167 -1.29 0.196 -.0194458 .0023356 3 | -.0057073 .0075216 -0.76 0.448 -.0180875 .0066729 4 | -.0090406 .0088778 -1.02 0.309 -.0236531 .0055718 5 | -.0072694 .0101042 -0.72 0.472 -.0239004 .0093617 | _cons | -.0097277 .0095536 -1.02 0.309 -.0254525 .0059971 -------------------------------------------------------------------------------- . regress certtentscoredev ageatpub female pagee english2 i.journalid i.jelgr i.d > ecade [aw=weight],cluster(authorid) (sum of wgt is 9,276.99593620002) Linear regression Number of obs = 12,812 F(16, 1388) = 10.84 Prob > F = 0.0000 R-squared = 0.0278 Root MSE = .16666 (Std. Err. adjusted for 1,389 clusters in authorid) -------------------------------------------------------------------------------- | Robust certtentscor~v | Coef. Std. Err. t P>|t| [90% Conf. Interval] ---------------+---------------------------------------------------------------- ageatpub | -.0000733 .0002621 -0.28 0.780 -.0005047 .000358 female | -.0261698 .0106532 -2.46 0.014 -.0437046 -.0086351 pageequivalent | .0005404 .0002346 2.30 0.021 .0001543 .0009265 english2 | -.0428979 .0055049 -7.79 0.000 -.0519587 -.0338372 | journalid | 2 | .0318934 .0057177 5.58 0.000 .0224823 .0413045 3 | .0071833 .0051444 1.40 0.163 -.0012842 .0156508 4 | -.0152827 .0051278 -2.98 0.003 -.0237228 -.0068426 5 | .0323953 .0053421 6.06 0.000 .0236026 .0411881 | jelgroup | 2 | .0151008 .0058934 2.56 0.011 .0054005 .0248011 3 | .0166654 .0061624 2.70 0.007 .0065224 .0268084 4 | .0257541 .0068495 3.76 0.000 .0144801 .0370281 5 | .018903 .0073562 2.57 0.010 .0067951 .0310109 | decade | 2 | .0010249 .0065672 0.16 0.876 -.0097843 .0118342 3 | -.0029129 .0074576 -0.39 0.696 -.0151877 .0093619 4 | -.0126547 .0085962 -1.47 0.141 -.0268036 .0014942 5 | -.0146156 .0103626 -1.41 0.159 -.0316718 .0024407 | _cons | -.0081683 .009471 -0.86 0.389 -.0237571 .0074205 -------------------------------------------------------------------------------- . regress fppscoredev ageatpub female pagee english2 i.journalid i.jelgr i.decade > [aw=weight],cluster(authorid) (sum of wgt is 9,276.99593620002) Linear regression Number of obs = 12,812 F(16, 1388) = 20.67 Prob > F = 0.0000 R-squared = 0.0554 Root MSE = .12554 (Std. Err. adjusted for 1,389 clusters in authorid) -------------------------------------------------------------------------------- | Robust fppscoredev | Coef. Std. Err. t P>|t| [90% Conf. Interval] ---------------+---------------------------------------------------------------- ageatpub | -.0005315 .0002781 -1.91 0.056 -.0009893 -.0000738 female | -.048409 .0146095 -3.31 0.001 -.0724555 -.0243624 pageequivalent | -.0002225 .0002074 -1.07 0.283 -.0005638 .0001188 english2 | -.0249863 .0046358 -5.39 0.000 -.0326165 -.017356 | journalid | 2 | .0518054 .004596 11.27 0.000 .0442406 .0593702 3 | .001876 .0049443 0.38 0.704 -.0062621 .010014 4 | .0052745 .0044942 1.17 0.241 -.0021227 .0126718 5 | .0582277 .0042697 13.64 0.000 .0512 .0652554 | jelgroup | 2 | .0166679 .0042229 3.95 0.000 .0097172 .0236187 3 | .0277692 .0047963 5.79 0.000 .0198748 .0356636 4 | .0313219 .0060564 5.17 0.000 .0213533 .0412904 5 | .0204548 .0065337 3.13 0.002 .0097006 .0312091 | decade | 2 | .0031838 .0047983 0.66 0.507 -.004714 .0110815 3 | .0033068 .0058535 0.56 0.572 -.0063278 .0129414 4 | .0041228 .0076631 0.54 0.591 -.0084902 .0167359 5 | .0069221 .0093696 0.74 0.460 -.0084998 .0223441 | _cons | -.0138127 .0070726 -1.95 0.051 -.0254538 -.0021715 -------------------------------------------------------------------------------- . . regress posnegscoredevsq ageatpub female pagee english2 i.journalid i.jelgr i.d > ecade [aw=weight],cluster(authorid) (sum of wgt is 9,276.99593620002) Linear regression Number of obs = 12,812 F(16, 1388) = 8.15 Prob > F = 0.0000 R-squared = 0.0137 Root MSE = .04804 (Std. Err. adjusted for 1,389 clusters in authorid) -------------------------------------------------------------------------------- | Robust posnegscored~q | Coef. Std. Err. t P>|t| [90% Conf. Interval] ---------------+---------------------------------------------------------------- ageatpub | -.0000521 .0000655 -0.80 0.427 -.0001599 .0000557 female | .0057837 .0027513 2.10 0.036 .0012552 .0103123 pageequivalent | -.0004258 .0000632 -6.73 0.000 -.0005298 -.0003217 english2 | -.0005912 .0013835 -0.43 0.669 -.0028684 .0016859 | journalid | 2 | -.0047365 .001493 -3.17 0.002 -.0071938 -.0022792 3 | .0015508 .0015654 0.99 0.322 -.0010259 .0041274 4 | -.000044 .0015497 -0.03 0.977 -.0025946 .0025067 5 | -.0021434 .0015336 -1.40 0.162 -.0046677 .0003809 | jelgroup | 2 | .0011665 .0015264 0.76 0.445 -.001346 .0036789 3 | -.0025388 .0015745 -1.61 0.107 -.0051303 .0000528 4 | .0078446 .0019312 4.06 0.000 .004666 .0110233 5 | .0076059 .0022949 3.31 0.001 .0038286 .0113832 | decade | 2 | .0030594 .0015942 1.92 0.055 .0004355 .0056833 3 | .0017878 .0017909 1.00 0.318 -.0011599 .0047356 4 | .0060836 .002073 2.93 0.003 .0026715 .0094957 5 | .0089539 .002325 3.85 0.000 .005127 .0127808 | _cons | .0392922 .0023273 16.88 0.000 .0354616 .0431228 -------------------------------------------------------------------------------- . regress certtentscoredevsq ageatpub female pagee english2 i.journalid i.jelgr i > .decade [aw=weight],cluster(authorid) (sum of wgt is 9,276.99593620002) Linear regression Number of obs = 12,812 F(16, 1388) = 10.19 Prob > F = 0.0000 R-squared = 0.0201 Root MSE = .05044 (Std. Err. adjusted for 1,389 clusters in authorid) -------------------------------------------------------------------------------- | Robust certtentscor~q | Coef. Std. Err. t P>|t| [90% Conf. Interval] ---------------+---------------------------------------------------------------- ageatpub | .0000435 .0000664 0.66 0.512 -.0000658 .0001528 female | .0014496 .002161 0.67 0.502 -.0021073 .0050065 pageequivalent | -.0006701 .0000679 -9.87 0.000 -.0007819 -.0005583 english2 | -.0054541 .0013679 -3.99 0.000 -.0077057 -.0032025 | journalid | 2 | -.0000611 .0017684 -0.03 0.972 -.0029719 .0028497 3 | -.0000611 .0013428 -0.05 0.964 -.0022713 .002149 4 | -.0003904 .0013003 -0.30 0.764 -.0025306 .0017499 5 | .0006763 .0014804 0.46 0.648 -.0017603 .0031129 | jelgroup | 2 | -.0038093 .0019946 -1.91 0.056 -.0070924 -.0005262 3 | -.0023838 .0016616 -1.43 0.152 -.0051187 .0003512 4 | -.0056122 .001836 -3.06 0.002 -.0086342 -.0025902 5 | -.0035065 .0019587 -1.79 0.074 -.0067305 -.0002825 | decade | 2 | -.0028232 .0019994 -1.41 0.158 -.0061142 .0004678 3 | -.0032897 .0017817 -1.85 0.065 -.0062222 -.0003571 4 | .0023606 .0020331 1.16 0.246 -.0009858 .0057069 5 | .0082514 .0023351 3.53 0.000 .004408 .0120948 | _cons | .0478356 .0027386 17.47 0.000 .0433279 .0523432 -------------------------------------------------------------------------------- . regress fppscoredevsq ageatpub female pagee english2 i.journalid i.jelgr i.deca > de [aw=weight],cluster(authorid) (sum of wgt is 9,276.99593620002) Linear regression Number of obs = 12,812 F(16, 1388) = 8.42 Prob > F = 0.0000 R-squared = 0.0301 Root MSE = .04615 (Std. Err. adjusted for 1,389 clusters in authorid) -------------------------------------------------------------------------------- | Robust fppscoredevsq | Coef. Std. Err. t P>|t| [90% Conf. Interval] ---------------+---------------------------------------------------------------- ageatpub | .0002526 .0001009 2.50 0.012 .0000866 .0004186 female | .0112278 .0057483 1.95 0.051 .0017664 .0206893 pageequivalent | -.00033 .0000803 -4.11 0.000 -.0004622 -.0001978 english2 | .004536 .0011115 4.08 0.000 .0027066 .0063654 | journalid | 2 | -.009936 .0014411 -6.89 0.000 -.0123079 -.007564 3 | .0025094 .0020285 1.24 0.216 -.0008293 .0058482 4 | .0000964 .0014125 0.07 0.946 -.0022286 .0024214 5 | -.0081421 .0012416 -6.56 0.000 -.0101858 -.0060984 | jelgroup | 2 | -.0010376 .0012089 -0.86 0.391 -.0030274 .0009522 3 | -.0028007 .0015873 -1.76 0.078 -.0054133 -.0001881 4 | .0045564 .0019204 2.37 0.018 .0013956 .0077173 5 | .0092614 .0024014 3.86 0.000 .0053087 .013214 | decade | 2 | .0020425 .0018145 1.13 0.261 -.0009442 .0050291 3 | .002425 .0017555 1.38 0.167 -.0004644 .0053145 4 | .004874 .0021703 2.25 0.025 .0013018 .0084462 5 | .0055291 .0027332 2.02 0.043 .0010304 .0100277 | _cons | .0165566 .0023797 6.96 0.000 .0126397 .0204735 -------------------------------------------------------------------------------- . . regress posnegscoredev ageatpub female pagee english2 i.journalid i.jelgr i.dec > ade if narticlesreal>5 [aw=weight],cluster(authorid) (sum of wgt is 7,986.04638886452) Linear regression Number of obs = 11,135 F(16, 1052) = 6.10 Prob > F = 0.0000 R-squared = 0.0157 Root MSE = .1808 (Std. Err. adjusted for 1,053 clusters in authorid) -------------------------------------------------------------------------------- | Robust posnegscoredev | Coef. Std. Err. t P>|t| [90% Conf. Interval] ---------------+---------------------------------------------------------------- ageatpub | .0011034 .0003189 3.46 0.001 .0005784 .0016284 female | -.0012858 .0160389 -0.08 0.936 -.0276907 .0251192 pageequivalent | -.0005692 .0002522 -2.26 0.024 -.0009844 -.000154 english2 | -.0215333 .0067421 -3.19 0.001 -.0326329 -.0104338 | journalid | 2 | .0404686 .0062393 6.49 0.000 .0301967 .0507404 3 | .0064898 .006273 1.03 0.301 -.0038375 .0168171 4 | .0082736 .0064915 1.27 0.203 -.0024134 .0189607 5 | .0432253 .0066223 6.53 0.000 .032323 .0541276 | jelgroup | 2 | .0149685 .0069791 2.14 0.032 .0034788 .0264581 3 | .0260721 .0072353 3.60 0.000 .0141607 .0379835 4 | .0335008 .0084848 3.95 0.000 .0195323 .0474694 5 | .0155446 .0094349 1.65 0.100 .0000119 .0310773 | decade | 2 | -.005324 .0069724 -0.76 0.445 -.0168027 .0061547 3 | -.0070544 .0081123 -0.87 0.385 -.0204098 .006301 4 | -.009514 .0096235 -0.99 0.323 -.0253573 .0063293 5 | -.0117737 .0111142 -1.06 0.290 -.0300711 .0065237 | _cons | -.0137921 .0102309 -1.35 0.178 -.0306353 .0030511 -------------------------------------------------------------------------------- . regress certtentscoredev ageatpub female pagee english2 i.journalid i.jelgr i.d > ecade if narticlesreal>5 [aw=weight],cluster(authorid) (sum of wgt is 7,986.04638886452) Linear regression Number of obs = 11,135 F(16, 1052) = 8.60 Prob > F = 0.0000 R-squared = 0.0254 Root MSE = .16568 (Std. Err. adjusted for 1,053 clusters in authorid) -------------------------------------------------------------------------------- | Robust certtentscor~v | Coef. Std. Err. t P>|t| [90% Conf. Interval] ---------------+---------------------------------------------------------------- ageatpub | -.0001068 .0002862 -0.37 0.709 -.000578 .0003643 female | -.0247608 .0127572 -1.94 0.053 -.0457631 -.0037586 pageequivalent | .0004995 .0002529 1.97 0.049 .0000831 .0009159 english2 | -.0397825 .0060762 -6.55 0.000 -.0497858 -.0297792 | journalid | 2 | .0342171 .0061442 5.57 0.000 .0241019 .0443322 3 | .0100486 .0055569 1.81 0.071 .0009002 .0191969 4 | -.0113892 .0055508 -2.05 0.040 -.0205275 -.0022508 5 | .0331777 .0056558 5.87 0.000 .0238666 .0424888 | jelgroup | 2 | .0150897 .0063774 2.37 0.018 .0045906 .0255887 3 | .0125197 .0065636 1.91 0.057 .0017141 .0233254 4 | .0232068 .0073443 3.16 0.002 .0111159 .0352976 5 | .0187054 .0080228 2.33 0.020 .0054975 .0319133 | decade | 2 | .0036242 .0070784 0.51 0.609 -.008029 .0152774 3 | -.0017631 .0081928 -0.22 0.830 -.0152509 .0117248 4 | -.0110817 .0095563 -1.16 0.246 -.0268142 .0046508 5 | -.0141306 .0116159 -1.22 0.224 -.0332539 .0049927 | _cons | -.009969 .0102411 -0.97 0.331 -.026829 .006891 -------------------------------------------------------------------------------- . regress fppscoredev ageatpub female pagee english2 i.journalid i.jelgr i.decade > if narticlesreal>5 [aw=weight],cluster(authorid) (sum of wgt is 7,986.04638886452) Linear regression Number of obs = 11,135 F(16, 1052) = 17.45 Prob > F = 0.0000 R-squared = 0.0568 Root MSE = .12392 (Std. Err. adjusted for 1,053 clusters in authorid) -------------------------------------------------------------------------------- | Robust fppscoredev | Coef. Std. Err. t P>|t| [90% Conf. Interval] ---------------+---------------------------------------------------------------- ageatpub | -.0006561 .000313 -2.10 0.036 -.0011713 -.0001409 female | -.0528915 .0183689 -2.88 0.004 -.0831322 -.0226507 pageequivalent | -.0002992 .0002293 -1.30 0.192 -.0006767 .0000783 english2 | -.0247149 .0052166 -4.74 0.000 -.0333031 -.0161267 | journalid | 2 | .0495762 .004922 10.07 0.000 .0414731 .0576792 3 | -.0013389 .0054507 -0.25 0.806 -.0103124 .0076347 4 | .0039882 .0049198 0.81 0.418 -.0041113 .0120877 5 | .0557952 .004666 11.96 0.000 .0481136 .0634769 | jelgroup | 2 | .0149292 .0045485 3.28 0.001 .0074409 .0224174 3 | .025714 .0051893 4.96 0.000 .0171708 .0342573 4 | .0307733 .0065414 4.70 0.000 .0200042 .0415424 5 | .0210808 .0071144 2.96 0.003 .0093684 .0327932 | decade | 2 | .00243 .005033 0.48 0.629 -.0058558 .0107158 3 | .0007958 .0062781 0.13 0.899 -.00954 .0111315 4 | .0023249 .0086242 0.27 0.788 -.0118732 .016523 5 | .0066352 .0107031 0.62 0.535 -.0109854 .0242558 | _cons | -.0040018 .0076276 -0.52 0.600 -.0165592 .0085556 -------------------------------------------------------------------------------- . . regress posnegscoredevsq ageatpub female pagee english2 i.journalid i.jelgr i.d > ecade if narticlesreal>5 [aw=weight],cluster(authorid) (sum of wgt is 7,986.04638886452) Linear regression Number of obs = 11,135 F(16, 1052) = 6.25 Prob > F = 0.0000 R-squared = 0.0118 Root MSE = .0466 (Std. Err. adjusted for 1,053 clusters in authorid) -------------------------------------------------------------------------------- | Robust posnegscored~q | Coef. Std. Err. t P>|t| [90% Conf. Interval] ---------------+---------------------------------------------------------------- ageatpub | -.0000171 .0000716 -0.24 0.812 -.0001349 .0001008 female | .0060266 .0031299 1.93 0.054 .0008738 .0111793 pageequivalent | -.0003702 .0000643 -5.76 0.000 -.0004761 -.0002643 english2 | .0002576 .0014611 0.18 0.860 -.0021478 .002663 | journalid | 2 | -.0030639 .001557 -1.97 0.049 -.0056272 -.0005006 3 | .0006215 .001575 0.39 0.693 -.0019714 .0032145 4 | .0004613 .0016076 0.29 0.774 -.0021854 .003108 5 | -.0013474 .0016262 -0.83 0.408 -.0040247 .0013299 | jelgroup | 2 | .0017125 .0016247 1.05 0.292 -.0009623 .0043872 3 | -.0024795 .0015998 -1.55 0.121 -.0051132 .0001542 4 | .00804 .0020477 3.93 0.000 .0046688 .0114112 5 | .0074922 .0024656 3.04 0.002 .0034331 .0115513 | decade | 2 | .002746 .0016449 1.67 0.095 .0000379 .0054541 3 | .0023668 .0018808 1.26 0.209 -.0007295 .0054631 4 | .0053291 .0021835 2.44 0.015 .0017344 .0089239 5 | .0075396 .002454 3.07 0.002 .0034995 .0115797 | _cons | .0362454 .0024078 15.05 0.000 .0322813 .0402094 -------------------------------------------------------------------------------- . regress certtentscoredevsq ageatpub female pagee english2 i.journalid i.jelgr i > .decade if narticlesreal>5 [aw=weight],cluster(authorid) (sum of wgt is 7,986.04638886452) Linear regression Number of obs = 11,135 F(16, 1052) = 8.12 Prob > F = 0.0000 R-squared = 0.0196 Root MSE = .05025 (Std. Err. adjusted for 1,053 clusters in authorid) -------------------------------------------------------------------------------- | Robust certtentscor~q | Coef. Std. Err. t P>|t| [90% Conf. Interval] ---------------+---------------------------------------------------------------- ageatpub | .0000457 .000072 0.64 0.525 -.0000728 .0001642 female | .0005408 .0024457 0.22 0.825 -.0034855 .0045671 pageequivalent | -.000672 .0000741 -9.06 0.000 -.0007941 -.0005499 english2 | -.0042851 .0015171 -2.82 0.005 -.0067827 -.0017875 | journalid | 2 | .0007445 .0018849 0.39 0.693 -.0023587 .0038476 3 | .0006681 .0014384 0.46 0.642 -.0017 .0030361 4 | -.0002369 .0013634 -0.17 0.862 -.0024815 .0020077 5 | -.0001807 .0014551 -0.12 0.901 -.0025762 .0022148 | jelgroup | 2 | -.0025895 .0021835 -1.19 0.236 -.0061842 .0010052 3 | -.0021374 .0017347 -1.23 0.218 -.0049932 .0007184 4 | -.0055807 .0019035 -2.93 0.003 -.0087144 -.002447 5 | -.0029072 .0021001 -1.38 0.167 -.0063646 .0005503 | decade | 2 | -.0029265 .0021761 -1.34 0.179 -.006509 .000656 3 | -.0031013 .0019488 -1.59 0.112 -.0063097 .0001071 4 | .0022092 .0022255 0.99 0.321 -.0014547 .0058731 5 | .0074197 .0025655 2.89 0.004 .0031961 .0116433 | _cons | .0462742 .0029081 15.91 0.000 .0414866 .0510619 -------------------------------------------------------------------------------- . regress fppscoredevsq ageatpub female pagee english2 i.journalid i.jelgr i.deca > de if narticlesreal>5 [aw=weight],cluster(authorid) (sum of wgt is 7,986.04638886452) Linear regression Number of obs = 11,135 F(16, 1052) = 7.63 Prob > F = 0.0000 R-squared = 0.0299 Root MSE = .04591 (Std. Err. adjusted for 1,053 clusters in authorid) -------------------------------------------------------------------------------- | Robust fppscoredevsq | Coef. Std. Err. t P>|t| [90% Conf. Interval] ---------------+---------------------------------------------------------------- ageatpub | .0002743 .0001119 2.45 0.014 .0000902 .0004585 female | .0134782 .0074081 1.82 0.069 .0012823 .0256742 pageequivalent | -.0003485 .0000896 -3.89 0.000 -.0004961 -.0002009 english2 | .0038734 .0012373 3.13 0.002 .0018365 .0059104 | journalid | 2 | -.0088493 .0015275 -5.79 0.000 -.0113641 -.0063346 3 | .0032583 .0021969 1.48 0.138 -.0003584 .006875 4 | .001167 .0015385 0.76 0.448 -.0013659 .0036998 5 | -.0074753 .0013321 -5.61 0.000 -.0096683 -.0052823 | jelgroup | 2 | -.0006782 .0013112 -0.52 0.605 -.0028368 .0014804 3 | -.0017282 .0017344 -1.00 0.319 -.0045836 .0011271 4 | .0045251 .0020043 2.26 0.024 .0012254 .0078249 5 | .0092475 .0026154 3.54 0.000 .0049417 .0135533 | decade | 2 | .0023176 .0019429 1.19 0.233 -.000881 .0055162 3 | .0034526 .0018535 1.86 0.063 .0004011 .0065041 4 | .005846 .0024077 2.43 0.015 .0018822 .0098099 5 | .0060725 .0030419 2.00 0.046 .0010645 .0110804 | _cons | .015014 .0026138 5.74 0.000 .010711 .0193171 -------------------------------------------------------------------------------- . . . regress posnegscoredev ageatpub female pagee english2 i.journalid i.jelgr i.dec > ade if narticlesreal>9 [aw=weight],cluster(authorid) (sum of wgt is 4,843.46439349651) Linear regression Number of obs = 6,865 F(16, 444) = 5.20 Prob > F = 0.0000 R-squared = 0.0209 Root MSE = .18033 (Std. Err. adjusted for 445 clusters in authorid) -------------------------------------------------------------------------------- | Robust posnegscoredev | Coef. Std. Err. t P>|t| [90% Conf. Interval] ---------------+---------------------------------------------------------------- ageatpub | .0012392 .0004567 2.71 0.007 .0004864 .001992 female | -.0239793 .0245841 -0.98 0.330 -.0645011 .0165426 pageequivalent | -.000914 .0003203 -2.85 0.005 -.0014419 -.000386 english2 | -.0245296 .0090886 -2.70 0.007 -.0395103 -.0095489 | journalid | 2 | .0369549 .0078187 4.73 0.000 .0240674 .0498423 3 | -.0018259 .007878 -0.23 0.817 -.0148111 .0111593 4 | .0017808 .0081756 0.22 0.828 -.0116949 .0152566 5 | .0419544 .0084447 4.97 0.000 .028035 .0558737 | jelgroup | 2 | .0209621 .0090131 2.33 0.020 .006106 .0358183 3 | .02928 .0096596 3.03 0.003 .013358 .0452019 4 | .0459405 .0111946 4.10 0.000 .0274885 .0643924 5 | .0297398 .0130718 2.28 0.023 .0081936 .051286 | decade | 2 | .0044552 .0088813 0.50 0.616 -.0101837 .0190941 3 | .0009957 .0111963 0.09 0.929 -.0174591 .0194506 4 | -.0061792 .0136911 -0.45 0.652 -.0287461 .0163876 5 | -.0177551 .016197 -1.10 0.274 -.0444525 .0089423 | _cons | -.0062304 .0135098 -0.46 0.645 -.0284985 .0160377 -------------------------------------------------------------------------------- . regress certtentscoredev ageatpub female pagee english2 i.journalid i.jelgr i.d > ecade if narticlesreal>9 [aw=weight],cluster(authorid) (sum of wgt is 4,843.46439349651) Linear regression Number of obs = 6,865 F(16, 444) = 6.33 Prob > F = 0.0000 R-squared = 0.0301 Root MSE = .15995 (Std. Err. adjusted for 445 clusters in authorid) -------------------------------------------------------------------------------- | Robust certtentscor~v | Coef. Std. Err. t P>|t| [90% Conf. Interval] ---------------+---------------------------------------------------------------- ageatpub | -.0000527 .0003815 -0.14 0.890 -.0006816 .0005762 female | -.0412978 .014446 -2.86 0.004 -.0651089 -.0174866 pageequivalent | .0001848 .000315 0.59 0.558 -.0003343 .000704 english2 | -.042053 .0079787 -5.27 0.000 -.0552042 -.0289018 | journalid | 2 | .0328493 .0077203 4.25 0.000 .0201241 .0455746 3 | .0167416 .0071678 2.34 0.020 .004927 .0285563 4 | -.0047948 .0069275 -0.69 0.489 -.0162134 .0066237 5 | .0401032 .0071254 5.63 0.000 .0283584 .0518479 | jelgroup | 2 | .0166743 .0079745 2.09 0.037 .00353 .0298187 3 | .005377 .0082795 0.65 0.516 -.00827 .0190241 4 | .0241948 .0090761 2.67 0.008 .0092347 .0391549 5 | .0296147 .0106435 2.78 0.006 .012071 .0471584 | decade | 2 | .0051158 .0091444 0.56 0.576 -.009957 .0201885 3 | -.0055236 .0109519 -0.50 0.614 -.0235756 .0125284 4 | -.0080731 .013052 -0.62 0.537 -.0295866 .0134403 5 | -.0109263 .0162707 -0.67 0.502 -.0377452 .0158926 | _cons | -.0077075 .0133587 -0.58 0.564 -.0297265 .0143116 -------------------------------------------------------------------------------- . regress fppscoredev ageatpub female pagee english2 i.journalid i.jelgr i.decade > if narticlesreal>9 [aw=weight],cluster(authorid) (sum of wgt is 4,843.46439349651) Linear regression Number of obs = 6,865 F(16, 444) = 9.58 Prob > F = 0.0000 R-squared = 0.0528 Root MSE = .1194 (Std. Err. adjusted for 445 clusters in authorid) -------------------------------------------------------------------------------- | Robust fppscoredev | Coef. Std. Err. t P>|t| [90% Conf. Interval] ---------------+---------------------------------------------------------------- ageatpub | -.0007766 .0004637 -1.67 0.095 -.001541 -.0000123 female | -.0391402 .0270195 -1.45 0.148 -.0836761 .0053958 pageequivalent | -.0000975 .0003225 -0.30 0.763 -.0006291 .0004341 english2 | -.0226515 .0070899 -3.19 0.001 -.0343377 -.0109653 | journalid | 2 | .0454486 .0068654 6.62 0.000 .0341324 .0567647 3 | -.0016756 .0070622 -0.24 0.813 -.0133162 .009965 4 | .0024222 .0065556 0.37 0.712 -.0083833 .0132277 5 | .0510965 .00638 8.01 0.000 .0405805 .0616125 | jelgroup | 2 | .0172745 .0061682 2.80 0.005 .0071075 .0274415 3 | .0316063 .0070065 4.51 0.000 .0200575 .0431551 4 | .030373 .0087439 3.47 0.001 .0159604 .0447855 5 | .0286028 .0091393 3.13 0.002 .0135386 .0436671 | decade | 2 | .0074459 .0061138 1.22 0.224 -.0026314 .0175233 3 | .0001743 .0082795 0.02 0.983 -.0134727 .0138213 4 | -.0011174 .0129309 -0.09 0.931 -.0224313 .0201966 5 | .0055242 .0163963 0.34 0.736 -.0215017 .0325501 | _cons | -.0034951 .0107168 -0.33 0.744 -.0211595 .0141693 -------------------------------------------------------------------------------- . . regress posnegscoredevsq ageatpub female pagee english2 i.journalid i.jelgr i.d > ecade if narticlesreal>9 [aw=weight],cluster(authorid) (sum of wgt is 4,843.46439349651) Linear regression Number of obs = 6,865 F(16, 444) = 3.65 Prob > F = 0.0000 R-squared = 0.0121 Root MSE = .04787 (Std. Err. adjusted for 445 clusters in authorid) -------------------------------------------------------------------------------- | Robust posnegscored~q | Coef. Std. Err. t P>|t| [90% Conf. Interval] ---------------+---------------------------------------------------------------- ageatpub | -.0000117 .0001031 -0.11 0.910 -.0001816 .0001582 female | .0074583 .0040554 1.84 0.067 .0007738 .0141428 pageequivalent | -.0003807 .0000881 -4.32 0.000 -.0005258 -.0002355 english2 | .0012726 .0021113 0.60 0.547 -.0022075 .0047527 | journalid | 2 | -.001636 .0019779 -0.83 0.409 -.004896 .0016241 3 | -.0009056 .0020079 -0.45 0.652 -.0042152 .002404 4 | -.0001754 .0020442 -0.09 0.932 -.0035449 .0031941 5 | -.0021674 .0021812 -0.99 0.321 -.0057626 .0014278 | jelgroup | 2 | .0014693 .002088 0.70 0.482 -.0019724 .004911 3 | -.0019635 .0020858 -0.94 0.347 -.0054016 .0014746 4 | .0093299 .0027338 3.41 0.001 .0048238 .013836 5 | .0077665 .0035287 2.20 0.028 .0019501 .0135828 | decade | 2 | .0030668 .0021153 1.45 0.148 -.0004198 .0065533 3 | .0032242 .0025787 1.25 0.212 -.0010262 .0074746 4 | .005149 .0030537 1.69 0.092 .0001156 .0101825 5 | .0079249 .0034329 2.31 0.021 .0022665 .0135834 | _cons | .0355562 .0033476 10.62 0.000 .0300385 .041074 -------------------------------------------------------------------------------- . regress certtentscoredevsq ageatpub female pagee english2 i.journalid i.jelgr i > .decade if narticlesreal>9 [aw=weight],cluster(authorid) (sum of wgt is 4,843.46439349651) Linear regression Number of obs = 6,865 F(16, 444) = 6.96 Prob > F = 0.0000 R-squared = 0.0224 Root MSE = .04333 (Std. Err. adjusted for 445 clusters in authorid) -------------------------------------------------------------------------------- | Robust certtentscor~q | Coef. Std. Err. t P>|t| [90% Conf. Interval] ---------------+---------------------------------------------------------------- ageatpub | -.0000118 .0000882 -0.13 0.894 -.0001572 .0001336 female | -.000759 .0026708 -0.28 0.776 -.0051613 .0036433 pageequivalent | -.0006285 .0000721 -8.72 0.000 -.0007474 -.0005097 english2 | -.0026389 .001504 -1.75 0.080 -.005118 -.0001598 | journalid | 2 | -.0020747 .0019695 -1.05 0.293 -.005321 .0011717 3 | -.0000985 .0017867 -0.06 0.956 -.0030435 .0028465 4 | -.0018339 .0016313 -1.12 0.262 -.0045227 .0008549 5 | -.0007962 .0018395 -0.43 0.665 -.0038282 .0022358 | jelgroup | 2 | -.0042868 .0018094 -2.37 0.018 -.0072693 -.0013043 3 | -.0026489 .0018762 -1.41 0.159 -.0057415 .0004436 4 | -.0065676 .0019729 -3.33 0.001 -.0098195 -.0033157 5 | -.0025701 .0025083 -1.02 0.306 -.0067045 .0015642 | decade | 2 | -.003808 .002272 -1.68 0.094 -.0075529 -.000063 3 | -.0038931 .002339 -1.66 0.097 -.0077484 -.0000378 4 | .0046434 .0027311 1.70 0.090 .0001417 .0091451 5 | .0081773 .0030254 2.70 0.007 .0031906 .013164 | _cons | .0452073 .0033412 13.53 0.000 .0397 .0507145 -------------------------------------------------------------------------------- . regress fppscoredevsq ageatpub female pagee english2 i.journalid i.jelgr i.deca > de if narticlesreal>9 [aw=weight],cluster(authorid) (sum of wgt is 4,843.46439349651) Linear regression Number of obs = 6,865 F(16, 444) = 5.00 Prob > F = 0.0000 R-squared = 0.0395 Root MSE = .0415 (Std. Err. adjusted for 445 clusters in authorid) -------------------------------------------------------------------------------- | Robust fppscoredevsq | Coef. Std. Err. t P>|t| [90% Conf. Interval] ---------------+---------------------------------------------------------------- ageatpub | .0003928 .0001638 2.40 0.017 .0001228 .0006628 female | .0074678 .0047196 1.58 0.114 -.0003114 .0152471 pageequivalent | -.000426 .0001305 -3.27 0.001 -.0006411 -.000211 english2 | .0026174 .0014836 1.76 0.078 .0001719 .0050629 | journalid | 2 | -.0083781 .0020435 -4.10 0.000 -.0117463 -.0050098 3 | .0038018 .0027488 1.38 0.167 -.000729 .0083327 4 | .0020341 .0020233 1.01 0.315 -.001301 .0053692 5 | -.0061986 .0018051 -3.43 0.001 -.0091739 -.0032233 | jelgroup | 2 | -.0001887 .0016242 -0.12 0.908 -.0028658 .0024884 3 | -.0027122 .0020913 -1.30 0.195 -.0061593 .0007349 4 | .0052653 .0026514 1.99 0.048 .000895 .0096356 5 | .0092484 .0032886 2.81 0.005 .0038278 .014669 | decade | 2 | .0010278 .0019781 0.52 0.604 -.0022327 .0042884 3 | .0035115 .0022091 1.59 0.113 -.0001297 .0071527 4 | .0059711 .0034605 1.73 0.085 .0002672 .0116751 5 | .0050187 .0047642 1.05 0.293 -.0028341 .0128715 | _cons | .0146355 .0030215 4.84 0.000 .0096551 .0196159 -------------------------------------------------------------------------------- . . regress posnegscoredev ageatpub nauthors female pagee english2 i.journalid i.je > lgr i.decade [aw=weight],cluster(authorid) (sum of wgt is 9,276.99593620002) Linear regression Number of obs = 12,812 F(17, 1388) = 6.83 Prob > F = 0.0000 R-squared = 0.0158 Root MSE = .18277 (Std. Err. adjusted for 1,389 clusters in authorid) -------------------------------------------------------------------------------- | Robust posnegscoredev | Coef. Std. Err. t P>|t| [90% Conf. Interval] ---------------+---------------------------------------------------------------- ageatpub | .0010046 .0002896 3.47 0.001 .000528 .0014812 nauthors | -.0004903 .0026992 -0.18 0.856 -.004933 .0039524 female | -.0048332 .0133798 -0.36 0.718 -.0268557 .0171892 pageequivalent | -.0006024 .0002433 -2.48 0.013 -.0010029 -.000202 english2 | -.0225951 .0060708 -3.72 0.000 -.0325873 -.012603 | journalid | 2 | .0394513 .0058369 6.76 0.000 .029844 .0490586 3 | .0090468 .0059819 1.51 0.131 -.0007991 .0188928 4 | .0078449 .0060441 1.30 0.195 -.0021035 .0177932 5 | .0444976 .006103 7.29 0.000 .0344523 .0545429 | jelgroup | 2 | .0110498 .0064823 1.70 0.088 .0003803 .0217193 3 | .0243259 .0066595 3.65 0.000 .0133647 .0352871 4 | .0308433 .0078533 3.93 0.000 .0179172 .0437694 5 | .0100517 .0086878 1.16 0.247 -.004248 .0243514 | decade | 2 | -.0084877 .0066183 -1.28 0.200 -.0193812 .0024057 3 | -.00557 .0075677 -0.74 0.462 -.0180261 .0068861 4 | -.0088375 .0089028 -0.99 0.321 -.0234911 .0058161 5 | -.0069054 .0101477 -0.68 0.496 -.0236081 .0097972 | _cons | -.0090785 .0101406 -0.90 0.371 -.0257695 .0076125 -------------------------------------------------------------------------------- . regress certtentscoredev ageatpub nauthors female pagee english2 i.journalid i. > jelgr i.decade [aw=weight],cluster(authorid) (sum of wgt is 9,276.99593620002) Linear regression Number of obs = 12,812 F(17, 1388) = 10.28 Prob > F = 0.0000 R-squared = 0.0278 Root MSE = .16666 (Std. Err. adjusted for 1,389 clusters in authorid) -------------------------------------------------------------------------------- | Robust certtentscor~v | Coef. Std. Err. t P>|t| [90% Conf. Interval] ---------------+---------------------------------------------------------------- ageatpub | -.0000838 .0002642 -0.32 0.751 -.0005187 .0003512 nauthors | .001273 .0023731 0.54 0.592 -.0026329 .005179 female | -.0261655 .0106615 -2.45 0.014 -.0437137 -.0086172 pageequivalent | .0005278 .0002349 2.25 0.025 .0001412 .0009144 english2 | -.0428248 .005505 -7.78 0.000 -.0518859 -.0337638 | journalid | 2 | .0319766 .0057074 5.60 0.000 .0225825 .0413707 3 | .0073664 .0051552 1.43 0.153 -.0011188 .0158515 4 | -.0152851 .0051283 -2.98 0.003 -.0237261 -.006844 5 | .0325597 .0053451 6.09 0.000 .023762 .0413574 | jelgroup | 2 | .0150715 .0058913 2.56 0.011 .0053747 .0247682 3 | .0166853 .0061622 2.71 0.007 .0065425 .026828 4 | .0257447 .0068487 3.76 0.000 .014472 .0370174 5 | .0188229 .0073487 2.56 0.011 .0067274 .0309185 | decade | 2 | .00085 .0065767 0.13 0.897 -.0099748 .0116749 3 | -.0032693 .0074944 -0.44 0.663 -.0156047 .0090662 4 | -.0131821 .0086272 -1.53 0.127 -.0273821 .0010178 5 | -.0155605 .010439 -1.49 0.136 -.0327426 .0016217 | _cons | -.0098538 .0101619 -0.97 0.332 -.0265798 .0068721 -------------------------------------------------------------------------------- . regress fppscoredev ageatpub nauthors female pagee english2 i.journalid i.jelg > r i.decade [aw=weight],cluster(authorid) (sum of wgt is 9,276.99593620002) Linear regression Number of obs = 12,812 F(17, 1388) = 22.04 Prob > F = 0.0000 R-squared = 0.0626 Root MSE = .12507 (Std. Err. adjusted for 1,389 clusters in authorid) -------------------------------------------------------------------------------- | Robust fppscoredev | Coef. Std. Err. t P>|t| [90% Conf. Interval] ---------------+---------------------------------------------------------------- ageatpub | -.0004117 .0002788 -1.48 0.140 -.0008707 .0000472 nauthors | -.0146129 .0022022 -6.64 0.000 -.0182376 -.0109881 female | -.0484593 .0145021 -3.34 0.001 -.0723291 -.0245895 pageequivalent | -.0000779 .0002083 -0.37 0.708 -.0004208 .0002649 english2 | -.025825 .0045512 -5.67 0.000 -.0333161 -.0183339 | journalid | 2 | .0508497 .0045053 11.29 0.000 .0434341 .0582653 3 | -.0002252 .0049302 -0.05 0.964 -.00834 .0078896 4 | .0053017 .0044526 1.19 0.234 -.0020271 .0126306 5 | .056341 .0042173 13.36 0.000 .0493994 .0632825 | jelgroup | 2 | .0170049 .0041422 4.11 0.000 .0101871 .0238227 3 | .0275409 .0047166 5.84 0.000 .0197777 .0353042 4 | .0314305 .0059865 5.25 0.000 .021577 .041284 5 | .0213738 .0064983 3.29 0.001 .010678 .0320696 | decade | 2 | .0051917 .0047791 1.09 0.278 -.0026746 .0130579 3 | .0073975 .0058565 1.26 0.207 -.002242 .017037 4 | .0101769 .0076593 1.33 0.184 -.0024298 .0227837 5 | .0177682 .0094199 1.89 0.059 .0022635 .0332729 | _cons | .0055349 .0072072 0.77 0.443 -.0063278 .0173977 -------------------------------------------------------------------------------- . . regress posnegscoredevsq ageatpub nauthors female pagee english2 i.journalid i > .jelgr i.decade [aw=weight],cluster(authorid) (sum of wgt is 9,276.99593620002) Linear regression Number of obs = 12,812 F(17, 1388) = 8.03 Prob > F = 0.0000 R-squared = 0.0140 Root MSE = .04803 (Std. Err. adjusted for 1,389 clusters in authorid) -------------------------------------------------------------------------------- | Robust posnegscored~q | Coef. Std. Err. t P>|t| [90% Conf. Interval] ---------------+---------------------------------------------------------------- ageatpub | -.0000625 .0000657 -0.95 0.342 -.0001707 .0000457 nauthors | .0012715 .0006708 1.90 0.058 .0001674 .0023756 female | .0057881 .0027547 2.10 0.036 .001254 .0103223 pageequivalent | -.0004383 .0000636 -6.90 0.000 -.0005429 -.0003337 english2 | -.0005183 .0013819 -0.38 0.708 -.0027928 .0017563 | journalid | 2 | -.0046533 .0014865 -3.13 0.002 -.0071 -.0022067 3 | .0017336 .0015565 1.11 0.266 -.0008283 .0042955 4 | -.0000463 .0015491 -0.03 0.976 -.002596 .0025034 5 | -.0019792 .0015283 -1.30 0.196 -.0044947 .0005363 | jelgroup | 2 | .0011371 .001526 0.75 0.456 -.0013747 .0036489 3 | -.0025189 .0015718 -1.60 0.109 -.005106 .0000682 4 | .0078352 .001929 4.06 0.000 .0046601 .0110103 5 | .0075259 .0023044 3.27 0.001 .0037329 .0113189 | decade | 2 | .0028847 .0015966 1.81 0.071 .0002568 .0055126 3 | .0014319 .0018038 0.79 0.427 -.0015371 .0044009 4 | .0055568 .0020785 2.67 0.008 .0021358 .0089779 5 | .0080102 .0023182 3.46 0.001 .0041945 .0118258 | _cons | .0376087 .0024463 15.37 0.000 .0335823 .0416351 -------------------------------------------------------------------------------- . regress certtentscoredevsq ageatpub nauthors female pagee english2 i.journalid > i.jelgr i.decade [aw=weight],cluster(authorid) (sum of wgt is 9,276.99593620002) Linear regression Number of obs = 12,812 F(17, 1388) = 9.77 Prob > F = 0.0000 R-squared = 0.0202 Root MSE = .05044 (Std. Err. adjusted for 1,389 clusters in authorid) -------------------------------------------------------------------------------- | Robust certtentscor~q | Coef. Std. Err. t P>|t| [90% Conf. Interval] ---------------+---------------------------------------------------------------- ageatpub | .0000378 .0000672 0.56 0.574 -.0000729 .0001484 nauthors | .0007042 .0006314 1.12 0.265 -.0003351 .0017435 female | .001452 .0021626 0.67 0.502 -.0021076 .0050117 pageequivalent | -.0006771 .0000677 -10.00 0.000 -.0007885 -.0005656 english2 | -.0054137 .0013712 -3.95 0.000 -.0076706 -.0031568 | journalid | 2 | -.000015 .0017597 -0.01 0.993 -.0029113 .0028813 3 | .0000401 .0013456 0.03 0.976 -.0021746 .0022549 4 | -.0003917 .0013008 -0.30 0.763 -.0025327 .0017493 5 | .0007672 .0014799 0.52 0.604 -.0016686 .0032031 | jelgroup | 2 | -.0038255 .0019987 -1.91 0.056 -.0071153 -.0005357 3 | -.0023728 .0016601 -1.43 0.153 -.0051052 .0003597 4 | -.0056174 .0018371 -3.06 0.002 -.0086412 -.0025937 5 | -.0035508 .0019645 -1.81 0.071 -.0067843 -.0003174 | decade | 2 | -.0029199 .002004 -1.46 0.145 -.0062184 .0003785 3 | -.0034868 .0017913 -1.95 0.052 -.0064352 -.0005384 4 | .0020688 .0020337 1.02 0.309 -.0012786 .0054162 5 | .0077287 .0023807 3.25 0.001 .0038102 .0116472 | _cons | .0469032 .0028154 16.66 0.000 .0422692 .0515372 -------------------------------------------------------------------------------- . regress fppscoredevsq ageatpub nauthors female pagee english2 i.journalid i.je > lgr i.decade [aw=weight],cluster(authorid) (sum of wgt is 9,276.99593620002) Linear regression Number of obs = 12,812 F(17, 1388) = 8.67 Prob > F = 0.0000 R-squared = 0.0312 Root MSE = .04613 (Std. Err. adjusted for 1,389 clusters in authorid) -------------------------------------------------------------------------------- | Robust fppscoredevsq | Coef. Std. Err. t P>|t| [90% Conf. Interval] ---------------+---------------------------------------------------------------- ageatpub | .0002355 .0001026 2.30 0.022 .0000666 .0004043 nauthors | .0020924 .000773 2.71 0.007 .0008201 .0033647 female | .0112351 .005751 1.95 0.051 .0017692 .0207009 pageequivalent | -.0003507 .0000794 -4.42 0.000 -.0004814 -.0002201 english2 | .0046561 .0011033 4.22 0.000 .0028401 .006472 | journalid | 2 | -.0097991 .0014252 -6.88 0.000 -.0121449 -.0074533 3 | .0028103 .0020141 1.40 0.163 -.0005048 .0061254 4 | .0000925 .0014098 0.07 0.948 -.002228 .002413 5 | -.0078719 .0012215 -6.44 0.000 -.0098825 -.0058614 | jelgroup | 2 | -.0010859 .0011952 -0.91 0.364 -.0030531 .0008814 3 | -.002768 .0015753 -1.76 0.079 -.0053608 -.0001752 4 | .0045409 .0019116 2.38 0.018 .0013945 .0076872 5 | .0091298 .0024078 3.79 0.000 .0051668 .0130929 | decade | 2 | .0017549 .001802 0.97 0.330 -.001211 .0047209 3 | .0018393 .0017739 1.04 0.300 -.0010805 .0047591 4 | .0040071 .0021688 1.85 0.065 .0004374 .0075769 5 | .003976 .0027843 1.43 0.154 -.0006069 .0085589 | _cons | .0137862 .0024643 5.59 0.000 .0097301 .0178424 -------------------------------------------------------------------------------- . . . *AREGS* . areg posnegscoredev ageatpub pagee i.journalid i.jelgr i.decade [aw=weight],a > bsorb(authorid) (sum of wgt is 9,276.99593620002) Linear regression, absorbing indicators Number of obs = 12,812 Absorbed variable: authorid No. of categories = 1,389 F( 14, 11409) = 11.54 Prob > F = 0.0000 R-squared = 0.2859 Adj R-squared = 0.1982 Root MSE = 0.1649 -------------------------------------------------------------------------------- posnegscoredev | Coef. Std. Err. t P>|t| [90% Conf. Interval] ---------------+---------------------------------------------------------------- ageatpub | .0013873 .0005801 2.39 0.017 .0004331 .0023415 pageequivalent | -.000561 .0002153 -2.60 0.009 -.0009152 -.0002067 | journalid | 2 | .0247253 .0052824 4.68 0.000 .0160358 .0334148 3 | .0100535 .0050017 2.01 0.044 .0018259 .0182812 4 | .0082632 .0051139 1.62 0.106 -.0001491 .0166755 5 | .0233554 .0053481 4.37 0.000 .0145578 .032153 | jelgroup | 2 | -.002716 .0054321 -0.50 0.617 -.0116518 .0062197 3 | .0403021 .0056872 7.09 0.000 .0309467 .0496575 4 | .0501569 .0065141 7.70 0.000 .0394413 .0608726 5 | .0098555 .0067869 1.45 0.146 -.0013089 .0210198 | decade | 2 | -.0234019 .0075232 -3.11 0.002 -.0357775 -.0110263 3 | -.0231995 .0120063 -1.93 0.053 -.0429497 -.0034494 4 | -.0338942 .0170621 -1.99 0.047 -.0619611 -.0058273 5 | -.0376351 .0221723 -1.70 0.090 -.0741083 -.0011618 | _cons | -.009087 .0083857 -1.08 0.279 -.0228813 .0047074 -------------------------------------------------------------------------------- F test of absorbed indicators: F(1388, 11409) = 3.145 Prob > F = 0.000 . areg certtentscoredev ageatpub pagee i.journalid i.jelgr i.decade [aw=weight] > ,absorb(authorid) (sum of wgt is 9,276.99593620002) Linear regression, absorbing indicators Number of obs = 12,812 Absorbed variable: authorid No. of categories = 1,389 F( 14, 11409) = 8.73 Prob > F = 0.0000 R-squared = 0.3066 Adj R-squared = 0.2214 Root MSE = 0.1491 -------------------------------------------------------------------------------- certtentscor~v | Coef. Std. Err. t P>|t| [90% Conf. Interval] ---------------+---------------------------------------------------------------- ageatpub | -.0004227 .0005245 -0.81 0.420 -.0012854 .00044 pageequivalent | .0003784 .0001947 1.94 0.052 .0000581 .0006987 | journalid | 2 | .0280195 .0047761 5.87 0.000 .0201629 .0358761 3 | .0052478 .0045222 1.16 0.246 -.0021912 .0126868 4 | -.0077169 .0046237 -1.67 0.095 -.0153228 -.0001109 5 | .0276306 .0048355 5.71 0.000 .0196762 .0355849 | jelgroup | 2 | .0017869 .0049114 0.36 0.716 -.0062924 .0098661 3 | -.0157379 .0051421 -3.06 0.002 -.0241965 -.0072792 4 | .018347 .0058897 3.12 0.002 .0086585 .0280355 5 | .0053663 .0061364 0.87 0.382 -.0047279 .0154605 | decade | 2 | .0095275 .0068021 1.40 0.161 -.0016619 .0207168 3 | .0123549 .0108554 1.14 0.255 -.0055021 .030212 4 | .0072898 .0154266 0.47 0.637 -.0180868 .0326663 5 | .0057305 .020047 0.29 0.775 -.0272466 .0387076 | _cons | -.026873 .0075819 -3.54 0.000 -.0393451 -.0144009 -------------------------------------------------------------------------------- F test of absorbed indicators: F(1388, 11409) = 3.470 Prob > F = 0.000 . areg fppscoredev ageatpub pagee i.journalid i.jelgr i.decade [aw=weight],abso > rb(authorid) (sum of wgt is 9,276.99593620002) Linear regression, absorbing indicators Number of obs = 12,812 Absorbed variable: authorid No. of categories = 1,389 F( 14, 11409) = 24.79 Prob > F = 0.0000 R-squared = 0.4605 Adj R-squared = 0.3942 Root MSE = 0.1005 -------------------------------------------------------------------------------- fppscoredev | Coef. Std. Err. t P>|t| [90% Conf. Interval] ---------------+---------------------------------------------------------------- ageatpub | -.0006562 .0003535 -1.86 0.063 -.0012378 -.0000746 pageequivalent | .0000323 .0001312 0.25 0.806 -.0001836 .0002482 | journalid | 2 | .0264809 .0032195 8.23 0.000 .0211849 .0317768 3 | -.0025312 .0030483 -0.83 0.406 -.0075456 .0024833 4 | .0075495 .0031167 2.42 0.015 .0024225 .0126765 5 | .0232346 .0032595 7.13 0.000 .0178727 .0285964 | jelgroup | 2 | .0019246 .0033107 0.58 0.561 -.0035215 .0073706 3 | .0085944 .0034662 2.48 0.013 .0028926 .0142962 4 | .0506759 .0039701 12.76 0.000 .0441451 .0572067 5 | .0229904 .0041364 5.56 0.000 .0161861 .0297947 | decade | 2 | -.0078892 .0045852 -1.72 0.085 -.0154317 -.0003467 3 | -.0094233 .0073174 -1.29 0.198 -.0214603 .0026138 4 | -.0020539 .0103988 -0.20 0.843 -.0191597 .015052 5 | .0007304 .0135133 0.05 0.957 -.0214988 .0229596 | _cons | -.0106053 .0051108 -2.08 0.038 -.0190125 -.0021981 -------------------------------------------------------------------------------- F test of absorbed indicators: F(1388, 11409) = 6.371 Prob > F = 0.000 . . areg posnegscoredevsq ageatpub pagee i.journalid i.jelgr i.decade [aw=weight] > ,absorb(authorid) (sum of wgt is 9,276.99593620002) Linear regression, absorbing indicators Number of obs = 12,812 Absorbed variable: authorid No. of categories = 1,389 F( 14, 11409) = 4.71 Prob > F = 0.0000 R-squared = 0.1923 Adj R-squared = 0.0930 Root MSE = 0.0460 -------------------------------------------------------------------------------- posnegscored~q | Coef. Std. Err. t P>|t| [90% Conf. Interval] ---------------+---------------------------------------------------------------- ageatpub | .0002197 .000162 1.36 0.175 -.0000467 .0004862 pageequivalent | -.0003383 .0000601 -5.63 0.000 -.0004372 -.0002394 | journalid | 2 | -.0017858 .0014751 -1.21 0.226 -.0042123 .0006406 3 | .0029199 .0013967 2.09 0.037 .0006224 .0052174 4 | -.0000873 .001428 -0.06 0.951 -.0024363 .0022618 5 | .0001745 .0014934 0.12 0.907 -.0022821 .0026312 | jelgroup | 2 | -.0003118 .0015169 -0.21 0.837 -.002807 .0021834 3 | -.0017552 .0015881 -1.11 0.269 -.0043676 .0008572 4 | .0044767 .001819 2.46 0.014 .0014845 .0074689 5 | .0047564 .0018952 2.51 0.012 .0016389 .0078739 | decade | 2 | .0011584 .0021008 0.55 0.581 -.0022974 .0046141 3 | -.0017245 .0033526 -0.51 0.607 -.0072395 .0037906 4 | -.0006949 .0047644 -0.15 0.884 -.0085323 .0071425 5 | -.0012367 .0061914 -0.20 0.842 -.0114214 .0089481 | _cons | .0380314 .0023416 16.24 0.000 .0341794 .0418833 -------------------------------------------------------------------------------- F test of absorbed indicators: F(1388, 11409) = 1.823 Prob > F = 0.000 . areg certtentscoredevsq ageatpub pagee i.journalid i.jelgr i.decade [aw=weigh > t],absorb(authorid) (sum of wgt is 9,276.99593620002) Linear regression, absorbing indicators Number of obs = 12,812 Absorbed variable: authorid No. of categories = 1,389 F( 14, 11409) = 12.18 Prob > F = 0.0000 R-squared = 0.2018 Adj R-squared = 0.1037 Root MSE = 0.0482 -------------------------------------------------------------------------------- certtentscor~q | Coef. Std. Err. t P>|t| [90% Conf. Interval] ---------------+---------------------------------------------------------------- ageatpub | .0006849 .0001696 4.04 0.000 .0004059 .0009639 pageequivalent | -.000739 .000063 -11.74 0.000 -.0008426 -.0006354 | journalid | 2 | .0010694 .0015447 0.69 0.489 -.0014716 .0036104 3 | .0014163 .0014626 0.97 0.333 -.0009897 .0038223 4 | .0002227 .0014954 0.15 0.882 -.0022372 .0026827 5 | .0040436 .0015639 2.59 0.010 .0014709 .0066162 | jelgroup | 2 | -.0019656 .0015885 -1.24 0.216 -.0045787 .0006474 3 | -.0040761 .0016631 -2.45 0.014 -.0068119 -.0013404 4 | -.0048486 .0019049 -2.55 0.011 -.0079822 -.0017151 5 | -.0033626 .0019847 -1.69 0.090 -.0066273 -.0000978 | decade | 2 | -.0060567 .0022 -2.75 0.006 -.0096756 -.0024377 3 | -.0118486 .0035109 -3.37 0.001 -.0176241 -.0060732 4 | -.0123172 .0049894 -2.47 0.014 -.0205247 -.0041097 5 | -.0139476 .0064837 -2.15 0.031 -.0246133 -.003282 | _cons | .0461606 .0024522 18.82 0.000 .0421268 .0501944 -------------------------------------------------------------------------------- F test of absorbed indicators: F(1388, 11409) = 1.894 Prob > F = 0.000 . areg fppscoredevsq ageatpub pagee i.journalid i.jelgr i.decade [aw=weight],abs > orb(authorid) (sum of wgt is 9,276.99593620002) Linear regression, absorbing indicators Number of obs = 12,812 Absorbed variable: authorid No. of categories = 1,389 F( 14, 11409) = 10.75 Prob > F = 0.0000 R-squared = 0.3223 Adj R-squared = 0.2391 Root MSE = 0.0409 -------------------------------------------------------------------------------- fppscoredevsq | Coef. Std. Err. t P>|t| [90% Conf. Interval] ---------------+---------------------------------------------------------------- ageatpub | .0003114 .0001437 2.17 0.030 .0000749 .0005479 pageequivalent | -.000331 .0000534 -6.20 0.000 -.0004188 -.0002433 | journalid | 2 | -.0039579 .001309 -3.02 0.003 -.0061113 -.0018046 3 | .0027447 .0012394 2.21 0.027 .0007058 .0047835 4 | .0000965 .0012673 0.08 0.939 -.0019881 .0021811 5 | -.002324 .0013253 -1.75 0.080 -.0045041 -.0001439 | jelgroup | 2 | -.0002869 .0013461 -0.21 0.831 -.0025012 .0019274 3 | .0007583 .0014093 0.54 0.591 -.00156 .0030766 4 | .0045149 .0016142 2.80 0.005 .0018595 .0071703 5 | .0089052 .0016818 5.29 0.000 .0061386 .0116718 | decade | 2 | .0021656 .0018643 1.16 0.245 -.0009012 .0052323 3 | .0031433 .0029752 1.06 0.291 -.0017509 .0080375 4 | .0035807 .0042281 0.85 0.397 -.0033744 .0105359 5 | .0030201 .0054944 0.55 0.583 -.0060182 .0120584 | _cons | .01633 .002078 7.86 0.000 .0129117 .0197483 -------------------------------------------------------------------------------- F test of absorbed indicators: F(1388, 11409) = 3.595 Prob > F = 0.000 . . areg posnegscoredev ageatpub pagee i.journalid i.jelgr i.decade if narticles > real>5 [aw=weight],absorb(authorid) (sum of wgt is 7,986.04638886452) Linear regression, absorbing indicators Number of obs = 11,135 Absorbed variable: authorid No. of categories = 1,053 F( 14, 10068) = 10.51 Prob > F = 0.0000 R-squared = 0.2670 Adj R-squared = 0.1894 Root MSE = 0.1640 -------------------------------------------------------------------------------- posnegscoredev | Coef. Std. Err. t P>|t| [90% Conf. Interval] ---------------+---------------------------------------------------------------- ageatpub | .0016189 .0006104 2.65 0.008 .0006148 .002623 pageequivalent | -.0004901 .0002263 -2.17 0.030 -.0008624 -.0001178 | journalid | 2 | .0281903 .0055329 5.10 0.000 .0190887 .0372919 3 | .0071148 .0053074 1.34 0.180 -.0016159 .0158455 4 | .0099076 .0054371 1.82 0.068 .0009635 .0188517 5 | .0239882 .0056756 4.23 0.000 .0146517 .0333246 | jelgroup | 2 | .0020641 .0056666 0.36 0.716 -.0072574 .0113856 3 | .0437012 .0059536 7.34 0.000 .0339075 .0534949 4 | .0524788 .0068398 7.67 0.000 .0412274 .0637302 5 | .0134336 .0071542 1.88 0.060 .001665 .0252022 | decade | 2 | -.0232723 .0079347 -2.93 0.003 -.036325 -.0102196 3 | -.0292212 .01265 -2.31 0.021 -.0500305 -.0084119 4 | -.0406987 .0179818 -2.26 0.024 -.0702789 -.0111185 5 | -.050593 .0234352 -2.16 0.031 -.0891441 -.0120419 | _cons | -.0118368 .0086605 -1.37 0.172 -.0260834 .0024098 -------------------------------------------------------------------------------- F test of absorbed indicators: F(1052, 10068) = 3.317 Prob > F = 0.000 . areg certtentscoredev ageatpub pagee i.journalid i.jelgr i.decade if narticle > sreal>5 [aw=weight],absorb(authorid) (sum of wgt is 7,986.04638886452) Linear regression, absorbing indicators Number of obs = 11,135 Absorbed variable: authorid No. of categories = 1,053 F( 14, 10068) = 8.03 Prob > F = 0.0000 R-squared = 0.2890 Adj R-squared = 0.2137 Root MSE = 0.1487 -------------------------------------------------------------------------------- certtentscor~v | Coef. Std. Err. t P>|t| [90% Conf. Interval] ---------------+---------------------------------------------------------------- ageatpub | -.0005975 .0005536 -1.08 0.281 -.0015082 .0003133 pageequivalent | .0003788 .0002053 1.85 0.065 .0000411 .0007164 | journalid | 2 | .0307814 .0050184 6.13 0.000 .0225262 .0390367 3 | .0095571 .0048138 1.99 0.047 .0016383 .0174759 4 | -.0018939 .0049315 -0.38 0.701 -.0100062 .0062185 5 | .027552 .0051479 5.35 0.000 .0190838 .0360203 | jelgroup | 2 | .0008387 .0051396 0.16 0.870 -.007616 .0092934 3 | -.0187824 .0054 -3.48 0.001 -.0276654 -.0098995 4 | .0151585 .0062037 2.44 0.015 .0049533 .0253637 5 | .0034826 .0064889 0.54 0.591 -.0071917 .0141568 | decade | 2 | .0137163 .0071969 1.91 0.057 .0018774 .0255552 3 | .0186085 .0114737 1.62 0.105 -.0002658 .0374827 4 | .0132719 .0163097 0.81 0.416 -.0135576 .0401014 5 | .0131991 .021256 0.62 0.535 -.0217671 .0481654 | _cons | -.0294966 .0078552 -3.76 0.000 -.0424184 -.0165749 -------------------------------------------------------------------------------- F test of absorbed indicators: F(1052, 10068) = 3.706 Prob > F = 0.000 . areg fppscoredev ageatpub pagee i.journalid i.jelgr i.decade if narticlesreal > >5 [aw=weight],absorb(authorid) (sum of wgt is 7,986.04638886452) Linear regression, absorbing indicators Number of obs = 11,135 Absorbed variable: authorid No. of categories = 1,053 F( 14, 10068) = 22.68 Prob > F = 0.0000 R-squared = 0.4430 Adj R-squared = 0.3840 Root MSE = 0.1001 -------------------------------------------------------------------------------- fppscoredev | Coef. Std. Err. t P>|t| [90% Conf. Interval] ---------------+---------------------------------------------------------------- ageatpub | -.0008564 .0003726 -2.30 0.022 -.0014692 -.0002435 pageequivalent | .0000188 .0001381 0.14 0.892 -.0002084 .000246 | journalid | 2 | .026963 .0033769 7.98 0.000 .0214079 .0325181 3 | -.0030845 .0032393 -0.95 0.341 -.0084132 .0022442 4 | .0079922 .0033185 2.41 0.016 .0025333 .0134512 5 | .0238225 .0034641 6.88 0.000 .0181241 .0295209 | jelgroup | 2 | .0033964 .0034585 0.98 0.326 -.0022929 .0090856 3 | .0094058 .0036337 2.59 0.010 .0034284 .0153833 4 | .0504073 .0041746 12.07 0.000 .0435401 .0572745 5 | .0247569 .0043665 5.67 0.000 .0175741 .0319398 | decade | 2 | -.0073198 .0048429 -1.51 0.131 -.0152864 .0006468 3 | -.0078994 .0077208 -1.02 0.306 -.0206001 .0048014 4 | .00069 .010975 0.06 0.950 -.0173639 .018744 5 | .0056319 .0143035 0.39 0.694 -.0178973 .0291612 | _cons | -.0072725 .0052858 -1.38 0.169 -.0159677 .0014228 -------------------------------------------------------------------------------- F test of absorbed indicators: F(1052, 10068) = 6.862 Prob > F = 0.000 . . areg posnegscoredevsq ageatpub female pagee i.journalid i.jelgr i.decade if n > articlesreal>5 [aw=weight],absorb(authorid) (sum of wgt is 7,986.04638886452) note: female omitted because of collinearity Linear regression, absorbing indicators Number of obs = 11,135 Absorbed variable: authorid No. of categories = 1,053 F( 14, 10068) = 3.82 Prob > F = 0.0000 R-squared = 0.1648 Adj R-squared = 0.0764 Root MSE = 0.0450 -------------------------------------------------------------------------------- posnegscored~q | Coef. Std. Err. t P>|t| [90% Conf. Interval] ---------------+---------------------------------------------------------------- ageatpub | .0001422 .0001676 0.85 0.396 -.0001335 .0004179 female | 0 (omitted) pageequivalent | -.0002983 .0000621 -4.80 0.000 -.0004005 -.0001961 | journalid | 2 | -.0002866 .0015192 -0.19 0.850 -.0027858 .0022125 3 | .0023962 .0014573 1.64 0.100 -1.13e-06 .0047935 4 | .0004226 .001493 0.28 0.777 -.0020333 .0028785 5 | .0011383 .0015584 0.73 0.465 -.0014253 .003702 | jelgroup | 2 | -.0002458 .001556 -0.16 0.874 -.0028054 .0023137 3 | -.0018524 .0016348 -1.13 0.257 -.0045416 .0008368 4 | .0045036 .0018781 2.40 0.017 .0014141 .0075931 5 | .0050249 .0019644 2.56 0.011 .0017934 .0082564 | decade | 2 | .0025687 .0021788 1.18 0.238 -.0010154 .0061527 3 | .000891 .0034735 0.26 0.798 -.0048229 .0066049 4 | .0014447 .0049375 0.29 0.770 -.0066776 .009567 5 | .0016652 .006435 0.26 0.796 -.0089203 .0122508 | _cons | .0349848 .002378 14.71 0.000 .0310729 .0388967 -------------------------------------------------------------------------------- F test of absorbed indicators: F(1052, 10068) = 1.760 Prob > F = 0.000 . areg certtentscoredevsq ageatpub female pagee i.journalid i.jelgr i.decade if > narticlesreal>5 [aw=weight],absorb(authorid) (sum of wgt is 7,986.04638886452) note: female omitted because of collinearity Linear regression, absorbing indicators Number of obs = 11,135 Absorbed variable: authorid No. of categories = 1,053 F( 14, 10068) = 10.73 Prob > F = 0.0000 R-squared = 0.1894 Adj R-squared = 0.1036 Root MSE = 0.0480 -------------------------------------------------------------------------------- certtentscor~q | Coef. Std. Err. t P>|t| [90% Conf. Interval] ---------------+---------------------------------------------------------------- ageatpub | .0005835 .0001788 3.26 0.001 .0002894 .0008776 female | 0 (omitted) pageequivalent | -.0007272 .0000663 -10.97 0.000 -.0008362 -.0006182 | journalid | 2 | .0012461 .0016204 0.77 0.442 -.0014195 .0039118 3 | .001817 .0015544 1.17 0.242 -.00074 .004374 4 | .0004085 .0015924 0.26 0.798 -.002211 .003028 5 | .0020281 .0016623 1.22 0.222 -.0007063 .0047625 | jelgroup | 2 | -.0013026 .0016596 -0.78 0.433 -.0040326 .0014275 3 | -.0043007 .0017437 -2.47 0.014 -.007169 -.0014323 4 | -.0052937 .0020032 -2.64 0.008 -.008589 -.0019984 5 | -.0027314 .0020953 -1.30 0.192 -.0061781 .0007154 | decade | 2 | -.0051384 .0023239 -2.21 0.027 -.0089612 -.0013156 3 | -.0099714 .0037049 -2.69 0.007 -.0160659 -.0038768 4 | -.0098506 .0052664 -1.87 0.061 -.018514 -.0011873 5 | -.0109698 .0068636 -1.60 0.110 -.0222605 .0003209 | _cons | .0448147 .0025365 17.67 0.000 .0406423 .0489872 -------------------------------------------------------------------------------- F test of absorbed indicators: F(1052, 10068) = 2.022 Prob > F = 0.000 . areg fppscoredevsq ageatpub female pagee i.journalid i.jelgr i.decade if nart > iclesreal>5 [aw=weight],absorb(authorid) (sum of wgt is 7,986.04638886452) note: female omitted because of collinearity Linear regression, absorbing indicators Number of obs = 11,135 Absorbed variable: authorid No. of categories = 1,053 F( 14, 10068) = 10.42 Prob > F = 0.0000 R-squared = 0.3016 Adj R-squared = 0.2277 Root MSE = 0.0409 -------------------------------------------------------------------------------- fppscoredevsq | Coef. Std. Err. t P>|t| [90% Conf. Interval] ---------------+---------------------------------------------------------------- ageatpub | .0003471 .0001524 2.28 0.023 .0000963 .0005978 female | 0 (omitted) pageequivalent | -.0003558 .0000565 -6.30 0.000 -.0004487 -.0002628 | journalid | 2 | -.0038075 .0013814 -2.76 0.006 -.00608 -.001535 3 | .0025152 .0013251 1.90 0.058 .0003353 .004695 4 | .0007121 .0013575 0.52 0.600 -.001521 .0029453 5 | -.0023669 .0014171 -1.67 0.095 -.004698 -.0000357 | jelgroup | 2 | -.0003427 .0014148 -0.24 0.809 -.0026701 .0019847 3 | .0010184 .0014865 0.69 0.493 -.0014269 .0034637 4 | .0049272 .0017077 2.89 0.004 .0021179 .0077364 5 | .0091085 .0017862 5.10 0.000 .0061701 .0120469 | decade | 2 | .0019039 .0019811 0.96 0.337 -.0013551 .0051629 3 | .0031121 .0031584 0.99 0.324 -.0020836 .0083078 4 | .0031566 .0044897 0.70 0.482 -.004229 .0105422 5 | .0022688 .0058513 0.39 0.698 -.0073567 .0118942 | _cons | .0159555 .0021623 7.38 0.000 .0123985 .0195126 -------------------------------------------------------------------------------- F test of absorbed indicators: F(1052, 10068) = 3.780 Prob > F = 0.000 . . . areg posnegscoredev ageatpub pagee i.journalid i.jelgr i.decade if narticlesre > al>9 [aw=weight],absorb(authorid) (sum of wgt is 4,843.46439349651) Linear regression, absorbing indicators Number of obs = 6,865 Absorbed variable: authorid No. of categories = 445 F( 14, 6406) = 7.04 Prob > F = 0.0000 R-squared = 0.2271 Adj R-squared = 0.1718 Root MSE = 0.1656 -------------------------------------------------------------------------------- posnegscoredev | Coef. Std. Err. t P>|t| [90% Conf. Interval] ---------------+---------------------------------------------------------------- ageatpub | .0017199 .0007669 2.24 0.025 .0004583 .0029816 pageequivalent | -.0006304 .0002822 -2.23 0.026 -.0010947 -.0001661 | journalid | 2 | .0263947 .006983 3.78 0.000 .0149071 .0378823 3 | .0039028 .0067198 0.58 0.561 -.0071519 .0149575 4 | .0051811 .006908 0.75 0.453 -.0061831 .0165454 5 | .0250917 .0071945 3.49 0.000 .013256 .0369273 | jelgroup | 2 | .009509 .0070596 1.35 0.178 -.0021047 .0211227 3 | .0435672 .007393 5.89 0.000 .031405 .0557294 4 | .0626967 .0085866 7.30 0.000 .0485709 .0768225 5 | .0247425 .0092279 2.68 0.007 .0095617 .0399233 | decade | 2 | -.0169046 .0098828 -1.71 0.087 -.0331627 -.0006465 3 | -.0240947 .0157667 -1.53 0.127 -.0500325 .001843 4 | -.0421805 .022512 -1.87 0.061 -.0792149 -.0051462 5 | -.0575792 .0294324 -1.96 0.050 -.1059982 -.0091602 | _cons | -.0104808 .0103754 -1.01 0.312 -.0275494 .0065877 -------------------------------------------------------------------------------- F test of absorbed indicators: F(444, 6406) = 3.920 Prob > F = 0.000 . areg certtentscoredev ageatpub pagee i.journalid i.jelgr i.decade if narticl > esreal>9 [aw=weight],absorb(authorid) (sum of wgt is 4,843.46439349651) Linear regression, absorbing indicators Number of obs = 6,865 Absorbed variable: authorid No. of categories = 445 F( 14, 6406) = 5.67 Prob > F = 0.0000 R-squared = 0.2381 Adj R-squared = 0.1837 Root MSE = 0.1466 -------------------------------------------------------------------------------- certtentscor~v | Coef. Std. Err. t P>|t| [90% Conf. Interval] ---------------+---------------------------------------------------------------- ageatpub | -.00066 .0006786 -0.97 0.331 -.0017763 .0004563 pageequivalent | .0000957 .0002497 0.38 0.702 -.0003152 .0005065 | journalid | 2 | .030597 .0061784 4.95 0.000 .020433 .0407611 3 | .0138173 .0059456 2.32 0.020 .0040363 .0235984 4 | -.000359 .0061121 -0.06 0.953 -.0104139 .0096959 5 | .0334413 .0063656 5.25 0.000 .0229692 .0439133 | jelgroup | 2 | -.0006747 .0062462 -0.11 0.914 -.0109503 .0096009 3 | -.0160366 .0065412 -2.45 0.014 -.0267976 -.0052757 4 | .0169821 .0075973 2.24 0.025 .0044838 .0294804 5 | .0134928 .0081647 1.65 0.098 .000061 .0269245 | decade | 2 | .0159486 .0087442 1.82 0.068 .0015637 .0303335 3 | .0186269 .0139502 1.34 0.182 -.0043225 .0415762 4 | .0199624 .0199183 1.00 0.316 -.0128051 .0527299 5 | .021362 .0260414 0.82 0.412 -.0214784 .0642025 | _cons | -.0318568 .00918 -3.47 0.001 -.0469588 -.0167548 -------------------------------------------------------------------------------- F test of absorbed indicators: F(444, 6406) = 4.205 Prob > F = 0.000 . areg fppscoredev ageatpub pagee english2 i.journalid i.jelgr i.decade if nart > iclesreal>9 [aw=weight],absorb(authorid) (sum of wgt is 4,843.46439349651) note: english2 omitted because of collinearity Linear regression, absorbing indicators Number of obs = 6,865 Absorbed variable: authorid No. of categories = 445 F( 14, 6406) = 13.43 Prob > F = 0.0000 R-squared = 0.3912 Adj R-squared = 0.3477 Root MSE = 0.0990 -------------------------------------------------------------------------------- fppscoredev | Coef. Std. Err. t P>|t| [90% Conf. Interval] ---------------+---------------------------------------------------------------- ageatpub | -.0008864 .0004582 -1.93 0.053 -.0016402 -.0001325 pageequivalent | .0000837 .0001686 0.50 0.620 -.0001937 .0003611 english2 | 0 (omitted) | journalid | 2 | .0259481 .0041723 6.22 0.000 .0190843 .0328118 3 | -.0055018 .004015 -1.37 0.171 -.0121069 .0011033 4 | .0029921 .0041275 0.72 0.469 -.003798 .0097821 5 | .022262 .0042987 5.18 0.000 .0151903 .0293337 | jelgroup | 2 | .0055868 .0042181 1.32 0.185 -.0013523 .0125259 3 | .0095718 .0044173 2.17 0.030 .002305 .0168386 4 | .0466129 .0051304 9.09 0.000 .0381728 .0550529 5 | .0224365 .0055136 4.07 0.000 .0133661 .0315069 | decade | 2 | -.0005845 .0059049 -0.10 0.921 -.0102986 .0091296 3 | -.0048394 .0094205 -0.51 0.607 -.020337 .0106582 4 | .0012869 .0134508 0.10 0.924 -.0208409 .0234146 5 | .0074426 .0175856 0.42 0.672 -.0214874 .0363726 | _cons | -.0027104 .0061992 -0.44 0.662 -.0129087 .0074879 -------------------------------------------------------------------------------- F test of absorbed indicators: F(444, 6406) = 8.222 Prob > F = 0.000 . . areg posnegscoredevsq ageatpub pagee english2 i.journalid i.jelgr i.decade if > narticlesreal>9 [aw=weight],absorb(authorid) (sum of wgt is 4,843.46439349651) note: english2 omitted because of collinearity Linear regression, absorbing indicators Number of obs = 6,865 Absorbed variable: authorid No. of categories = 445 F( 14, 6406) = 2.91 Prob > F = 0.0002 R-squared = 0.1392 Adj R-squared = 0.0777 Root MSE = 0.0462 -------------------------------------------------------------------------------- posnegscored~q | Coef. Std. Err. t P>|t| [90% Conf. Interval] ---------------+---------------------------------------------------------------- ageatpub | .0001767 .0002139 0.83 0.409 -.0001752 .0005286 pageequivalent | -.0002653 .0000787 -3.37 0.001 -.0003948 -.0001358 english2 | 0 (omitted) | journalid | 2 | .0021483 .0019477 1.10 0.270 -.0010558 .0053525 3 | .0004943 .0018743 0.26 0.792 -.0025891 .0035777 4 | .0012965 .0019268 0.67 0.501 -.0018732 .0044663 5 | .0016078 .0020067 0.80 0.423 -.0016934 .004909 | jelgroup | 2 | .0002591 .0019691 0.13 0.895 -.0029802 .0034984 3 | -.0000389 .0020621 -0.02 0.985 -.0034312 .0033534 4 | .0074262 .002395 3.10 0.002 .0034862 .0113662 5 | .0070979 .0025739 2.76 0.006 .0028637 .0113322 | decade | 2 | .0035749 .0027565 1.30 0.195 -.0009598 .0081096 3 | .0012612 .0043977 0.29 0.774 -.0059734 .0084958 4 | -.0003904 .0062791 -0.06 0.950 -.0107201 .0099393 5 | -.0003852 .0082093 -0.05 0.963 -.0138903 .01312 | _cons | .0323787 .0028939 11.19 0.000 .0276179 .0371395 -------------------------------------------------------------------------------- F test of absorbed indicators: F(444, 6406) = 2.141 Prob > F = 0.000 . areg certtentscoredevsq ageatpub pagee i.journalid i.jelgr i.decade if narticl > esreal>9 [aw=weight],absorb(authorid) (sum of wgt is 4,843.46439349651) Linear regression, absorbing indicators Number of obs = 6,865 Absorbed variable: authorid No. of categories = 445 F( 14, 6406) = 8.66 Prob > F = 0.0000 R-squared = 0.1197 Adj R-squared = 0.0568 Root MSE = 0.0425 -------------------------------------------------------------------------------- certtentscor~q | Coef. Std. Err. t P>|t| [90% Conf. Interval] ---------------+---------------------------------------------------------------- ageatpub | .000511 .0001968 2.60 0.009 .0001872 .0008348 pageequivalent | -.000705 .0000724 -9.73 0.000 -.0008241 -.0005858 | journalid | 2 | -.0020339 .001792 -1.14 0.256 -.0049819 .000914 3 | .0007121 .0017244 0.41 0.680 -.0021248 .0035489 4 | -.000891 .0017727 -0.50 0.615 -.0038073 .0020253 5 | .0009269 .0018463 0.50 0.616 -.0021104 .0039641 | jelgroup | 2 | -.0023757 .0018116 -1.31 0.190 -.005356 .0006046 3 | -.0025944 .0018972 -1.37 0.172 -.0057154 .0005267 4 | -.0049728 .0022035 -2.26 0.024 -.0085978 -.0013479 5 | -.0015619 .0023681 -0.66 0.510 -.0054576 .0023338 | decade | 2 | -.0066514 .0025361 -2.62 0.009 -.0108236 -.0024793 3 | -.0120679 .0040461 -2.98 0.003 -.018724 -.0054117 4 | -.0087498 .005777 -1.51 0.130 -.0182535 .0007539 5 | -.010233 .0075529 -1.35 0.176 -.0226583 .0021922 | _cons | .0444366 .0026625 16.69 0.000 .0400565 .0488167 -------------------------------------------------------------------------------- F test of absorbed indicators: F(444, 6406) = 1.606 Prob > F = 0.000 . areg fppscoredevsq ageatpub pagee i.journalid i.jelgr i.decade if narticlesrea > l>9 [aw=weight],absorb(authorid) (sum of wgt is 4,843.46439349651) Linear regression, absorbing indicators Number of obs = 6,865 Absorbed variable: authorid No. of categories = 445 F( 14, 6406) = 12.12 Prob > F = 0.0000 R-squared = 0.2226 Adj R-squared = 0.1671 Root MSE = 0.0386 -------------------------------------------------------------------------------- fppscoredevsq | Coef. Std. Err. t P>|t| [90% Conf. Interval] ---------------+---------------------------------------------------------------- ageatpub | .0002331 .0001787 1.30 0.192 -.0000609 .0005272 pageequivalent | -.0004025 .0000658 -6.12 0.000 -.0005107 -.0002943 | journalid | 2 | -.0035071 .0016274 -2.16 0.031 -.0061842 -.0008299 3 | .0042811 .001566 2.73 0.006 .0017048 .0068573 4 | .0017397 .0016099 1.08 0.280 -.0009087 .0043882 5 | -.0017617 .0016767 -1.05 0.293 -.00452 .0009965 | jelgroup | 2 | .000201 .0016452 0.12 0.903 -.0025055 .0029076 3 | .0013871 .0017229 0.81 0.421 -.0014473 .0042215 4 | .0075634 .0020011 3.78 0.000 .0042714 .0108554 5 | .0129094 .0021506 6.00 0.000 .0093716 .0164473 | decade | 2 | .0027581 .0023032 1.20 0.231 -.0010308 .0065471 3 | .0065207 .0036744 1.77 0.076 .0004759 .0125654 4 | .0085118 .0052464 1.62 0.105 -.0001191 .0171426 5 | .0086232 .0068592 1.26 0.209 -.0026608 .0199071 | _cons | .0123013 .002418 5.09 0.000 .0083235 .0162791 -------------------------------------------------------------------------------- F test of absorbed indicators: F(444, 6406) = 3.424 Prob > F = 0.000 . . areg posnegscoredev ageatpub nauthors pagee i.journalid i.jelgr i.decade [aw=w > eight],absorb(authorid) (sum of wgt is 9,276.99593620002) Linear regression, absorbing indicators Number of obs = 12,812 Absorbed variable: authorid No. of categories = 1,389 F( 15, 11408) = 10.87 Prob > F = 0.0000 R-squared = 0.2860 Adj R-squared = 0.1982 Root MSE = 0.1649 -------------------------------------------------------------------------------- posnegscoredev | Coef. Std. Err. t P>|t| [90% Conf. Interval] ---------------+---------------------------------------------------------------- ageatpub | .0013011 .0005842 2.23 0.026 .0003401 .0022621 nauthors | .0028615 .0023054 1.24 0.215 -.0009308 .0066539 pageequivalent | -.0005856 .0002163 -2.71 0.007 -.0009413 -.0002299 | journalid | 2 | .0247497 .0052823 4.69 0.000 .0160604 .0334391 3 | .0103657 .0050079 2.07 0.038 .0021278 .0186035 4 | .0082619 .0051138 1.62 0.106 -.0001502 .016674 5 | .0235604 .0053506 4.40 0.000 .0147588 .032362 | jelgroup | 2 | -.0026406 .0054323 -0.49 0.627 -.0115766 .0062955 3 | .0402543 .0056872 7.08 0.000 .0308989 .0496097 4 | .0502644 .0065145 7.72 0.000 .039548 .0609807 5 | .0098516 .0067867 1.45 0.147 -.0013125 .0210157 | decade | 2 | -.0233183 .0075233 -3.10 0.002 -.0356942 -.0109425 3 | -.0229903 .0120072 -1.91 0.056 -.042742 -.0032387 4 | -.0334364 .0170657 -1.96 0.050 -.0615092 -.0053636 5 | -.0376103 .0221718 -1.70 0.090 -.0740827 -.001138 | _cons | -.0130879 .0089837 -1.46 0.145 -.027866 .0016901 -------------------------------------------------------------------------------- F test of absorbed indicators: F(1388, 11408) = 3.146 Prob > F = 0.000 . areg certtentscoredev ageatpub nauthors pagee i.journalid i.jelgr i.decade [aw > =weight],absorb(authorid) (sum of wgt is 9,276.99593620002) Linear regression, absorbing indicators Number of obs = 12,812 Absorbed variable: authorid No. of categories = 1,389 F( 15, 11408) = 8.34 Prob > F = 0.0000 R-squared = 0.3068 Adj R-squared = 0.2215 Root MSE = 0.1490 -------------------------------------------------------------------------------- certtentscor~v | Coef. Std. Err. t P>|t| [90% Conf. Interval] ---------------+---------------------------------------------------------------- ageatpub | -.0005281 .0005282 -1.00 0.317 -.0013969 .0003408 nauthors | .0034978 .0020843 1.68 0.093 .0000692 .0069265 pageequivalent | .0003483 .0001955 1.78 0.075 .0000267 .0006699 | journalid | 2 | .0280494 .0047757 5.87 0.000 .0201934 .0359054 3 | .0056294 .0045276 1.24 0.214 -.0018184 .0130772 4 | -.0077185 .0046233 -1.67 0.095 -.0153238 -.0001131 5 | .0278811 .0048374 5.76 0.000 .0199236 .0358386 | jelgroup | 2 | .0018791 .0049113 0.38 0.702 -.0062 .0099582 3 | -.0157964 .0051418 -3.07 0.002 -.0242545 -.0073382 4 | .0184784 .0058898 3.14 0.002 .0087898 .028167 5 | .0053616 .0061359 0.87 0.382 -.0047318 .015455 | decade | 2 | .0096296 .0068018 1.42 0.157 -.0015593 .0208185 3 | .0126107 .0108556 1.16 0.245 -.0052467 .030468 4 | .0078494 .015429 0.51 0.611 -.0175311 .0332299 5 | .0057607 .0200454 0.29 0.774 -.0272138 .0387352 | _cons | -.0317637 .0081221 -3.91 0.000 -.0451245 -.0184029 -------------------------------------------------------------------------------- F test of absorbed indicators: F(1388, 11408) = 3.471 Prob > F = 0.000 . areg fppscoredev ageatpub nauthors pagee i.journalid i.jelgr i.decade [aw=wei > ght],absorb(authorid) (sum of wgt is 9,276.99593620002) Linear regression, absorbing indicators Number of obs = 12,812 Absorbed variable: authorid No. of categories = 1,389 F( 15, 11408) = 23.56 Prob > F = 0.0000 R-squared = 0.4608 Adj R-squared = 0.3945 Root MSE = 0.1005 -------------------------------------------------------------------------------- fppscoredev | Coef. Std. Err. t P>|t| [90% Conf. Interval] ---------------+---------------------------------------------------------------- ageatpub | -.0005506 .000356 -1.55 0.122 -.0011362 .000035 nauthors | -.0035061 .0014048 -2.50 0.013 -.0058169 -.0011953 pageequivalent | .0000625 .0001318 0.47 0.636 -.0001543 .0002792 | journalid | 2 | .0264509 .0032187 8.22 0.000 .0211561 .0317457 3 | -.0029136 .0030515 -0.95 0.340 -.0079333 .0021061 4 | .0075511 .003116 2.42 0.015 .0024253 .012677 5 | .0229834 .0032603 7.05 0.000 .0176202 .0283466 | jelgroup | 2 | .0018321 .0033101 0.55 0.580 -.003613 .0072772 3 | .008653 .0034655 2.50 0.013 .0029524 .0143536 4 | .0505442 .0039696 12.73 0.000 .0440143 .0570741 5 | .0229951 .0041354 5.56 0.000 .0161923 .0297978 | decade | 2 | -.0079916 .0045843 -1.74 0.081 -.0155327 -.0004505 3 | -.0096796 .0073165 -1.32 0.186 -.0217151 .0023559 4 | -.0026148 .0103988 -0.25 0.801 -.0197207 .0144911 5 | .0007001 .0135102 0.05 0.959 -.021524 .0229243 | _cons | -.0057031 .0054741 -1.04 0.298 -.014708 .0033017 -------------------------------------------------------------------------------- F test of absorbed indicators: F(1388, 11408) = 6.277 Prob > F = 0.000 . . areg posnegscoredevsq ageatpub nauthors pagee i.journalid i.jelgr i.decade > [aw=weight],absorb(authorid) (sum of wgt is 9,276.99593620002) Linear regression, absorbing indicators Number of obs = 12,812 Absorbed variable: authorid No. of categories = 1,389 F( 15, 11408) = 4.41 Prob > F = 0.0000 R-squared = 0.1923 Adj R-squared = 0.0930 Root MSE = 0.0460 -------------------------------------------------------------------------------- posnegscored~q | Coef. Std. Err. t P>|t| [90% Conf. Interval] ---------------+---------------------------------------------------------------- ageatpub | .0002105 .0001631 1.29 0.197 -.0000579 .0004789 nauthors | .0003063 .0006438 0.48 0.634 -.0007527 .0013653 pageequivalent | -.0003409 .0000604 -5.65 0.000 -.0004403 -.0002416 | journalid | 2 | -.0017832 .0014751 -1.21 0.227 -.0042097 .0006434 3 | .0029533 .0013985 2.11 0.035 .0006529 .0052538 4 | -.0000874 .001428 -0.06 0.951 -.0024365 .0022617 5 | .0001965 .0014942 0.13 0.895 -.0022614 .0026544 | jelgroup | 2 | -.0003038 .001517 -0.20 0.841 -.0027992 .0021917 3 | -.0017604 .0015882 -1.11 0.268 -.0043729 .0008522 4 | .0044882 .0018192 2.47 0.014 .0014956 .0074808 5 | .004756 .0018952 2.51 0.012 .0016384 .0078736 | decade | 2 | .0011673 .0021009 0.56 0.578 -.0022887 .0046233 3 | -.0017021 .0033531 -0.51 0.612 -.0072178 .0038137 4 | -.0006459 .0047657 -0.14 0.892 -.0084854 .0071936 5 | -.001234 .0061916 -0.20 0.842 -.0114191 .0089511 | _cons | .0376031 .0025087 14.99 0.000 .0334762 .0417299 -------------------------------------------------------------------------------- F test of absorbed indicators: F(1388, 11408) = 1.820 Prob > F = 0.000 . areg certtentscoredevsq ageatpub nauthors pagee i.journalid i.jelgr i.decade > [aw=weight],absorb(authorid) (sum of wgt is 9,276.99593620002) Linear regression, absorbing indicators Number of obs = 12,812 Absorbed variable: authorid No. of categories = 1,389 F( 15, 11408) = 11.37 Prob > F = 0.0000 R-squared = 0.2018 Adj R-squared = 0.1036 Root MSE = 0.0482 -------------------------------------------------------------------------------- certtentscor~q | Coef. Std. Err. t P>|t| [90% Conf. Interval] ---------------+---------------------------------------------------------------- ageatpub | .0006914 .0001708 4.05 0.000 .0004104 .0009725 nauthors | -.0002177 .0006742 -0.32 0.747 -.0013268 .0008913 pageequivalent | -.0007371 .0000632 -11.66 0.000 -.0008411 -.0006331 | journalid | 2 | .0010675 .0015448 0.69 0.490 -.0014736 .0036087 3 | .0013925 .0014645 0.95 0.342 -.0010166 .0038016 4 | .0002228 .0014955 0.15 0.882 -.0022372 .0026829 5 | .004028 .0015647 2.57 0.010 .001454 .0066019 | jelgroup | 2 | -.0019714 .0015886 -1.24 0.215 -.0045847 .0006419 3 | -.0040725 .0016632 -2.45 0.014 -.0068084 -.0013365 4 | -.0048568 .0019051 -2.55 0.011 -.0079907 -.0017229 5 | -.0033623 .0019847 -1.69 0.090 -.0066272 -.0000974 | decade | 2 | -.006063 .0022002 -2.76 0.006 -.0096822 -.0024438 3 | -.0118646 .0035114 -3.38 0.001 -.0176408 -.0060883 4 | -.012352 .0049907 -2.47 0.013 -.0205617 -.0041423 5 | -.0139495 .006484 -2.15 0.031 -.0246156 -.0032834 | _cons | .046465 .0026272 17.69 0.000 .0421433 .0507867 -------------------------------------------------------------------------------- F test of absorbed indicators: F(1388, 11408) = 1.893 Prob > F = 0.000 . areg fppscoredevsq ageatpub nauthors pagee i.journalid i.jelgr i.decade [aw= > weight],absorb(authorid) (sum of wgt is 9,276.99593620002) Linear regression, absorbing indicators Number of obs = 12,812 Absorbed variable: authorid No. of categories = 1,389 F( 15, 11408) = 10.06 Prob > F = 0.0000 R-squared = 0.3224 Adj R-squared = 0.2390 Root MSE = 0.0409 -------------------------------------------------------------------------------- fppscoredevsq | Coef. Std. Err. t P>|t| [90% Conf. Interval] ---------------+---------------------------------------------------------------- ageatpub | .0002994 .0001448 2.07 0.039 .0000612 .0005375 nauthors | .0003982 .0005713 0.70 0.486 -.0005416 .001338 pageequivalent | -.0003345 .0000536 -6.24 0.000 -.0004226 -.0002463 | journalid | 2 | -.0039545 .0013091 -3.02 0.003 -.0061079 -.0018012 3 | .0027881 .001241 2.25 0.025 .0007466 .0048296 4 | .0000963 .0012673 0.08 0.939 -.0019884 .002181 5 | -.0022955 .001326 -1.73 0.083 -.0044767 -.0001143 | jelgroup | 2 | -.0002764 .0013462 -0.21 0.837 -.0024909 .0019381 3 | .0007517 .0014094 0.53 0.594 -.0015668 .0030701 4 | .0045299 .0016144 2.81 0.005 .0018742 .0071856 5 | .0089047 .0016819 5.29 0.000 .006138 .0116714 | decade | 2 | .0021772 .0018644 1.17 0.243 -.0008897 .0052442 3 | .0031724 .0029756 1.07 0.286 -.0017224 .0080672 4 | .0036444 .0042292 0.86 0.389 -.0033125 .0106014 5 | .0030235 .0054946 0.55 0.582 -.006015 .012062 | _cons | .0157733 .0022263 7.08 0.000 .012111 .0194355 -------------------------------------------------------------------------------- F test of absorbed indicators: F(1388, 11408) = 3.583 Prob > F = 0.000 . . . *REGRS & AREGS for 1969-78 Cohort* . . drop if yearphd<1969 | yearphd>1978 (9,250 observations deleted) . . summ posnegscore* certtentscore* fppscore* ageatpub female pagee english2 [aw=w > eight] Variable | Obs Weight Mean Std. Dev. Min Max -------------+----------------------------------------------------------------- posnegscore | 3,562 2805.23262 -.2272399 .1898982 -.7704918 .4509804 posnegscor~v | 3,562 2805.23262 .010616 .18396 -.5309322 .7258728 posnegscor~q | 3,562 2805.23262 .0339445 .0496581 8.57e-09 .5268912 certtentsc~e | 3,562 2805.23262 -.3492712 .170992 -.875 1 certtentsc~v | 3,562 2805.23262 -.0050201 .1699046 -.5415596 1.343473 -------------+----------------------------------------------------------------- certtentsc~q | 3,562 2805.23262 .0288847 .0574167 1.15e-08 1.804919 fppscore | 3,562 2805.23262 .7291468 .1283066 -.1562932 1 fppscoredev | 3,562 2805.23262 .005509 .1251796 -.8516153 .2728693 fppscorede~q | 3,562 2805.23262 .0156959 .0436898 1.84e-09 .7252485 ageatpub | 3,562 2805.23262 12.89175 10.26612 -5 47 -------------+----------------------------------------------------------------- female | 3,562 2805.23262 .0122687 .1100982 0 1 pageequiva~t | 3,562 2805.23262 16.0947 8.914527 .731 62.911 english2 | 3,562 2805.23262 .7563186 .429363 0 1 . ci means posnegscore* certtentscore* fppscore* ageatpub female pagee english2 [ > aw=weight] Variable | Obs Mean Std. Err. [90% Conf. Interval] -------------+--------------------------------------------------------------- posnegscore | 3,562 -.2272399 .0031818 -.2324748 -.2220049 posnegscor~v | 3,562 .010616 .0030823 .0055447 .0156873 posnegscor~q | 3,562 .0339445 .000832 .0325755 .0353134 certtentsc~e | 3,562 -.3492712 .002865 -.353985 -.3445574 certtentsc~v | 3,562 -.0050201 .0028468 -.0097039 -.0003363 -------------+--------------------------------------------------------------- certtentsc~q | 3,562 .0288847 .000962 .0273019 .0304675 fppscore | 3,562 .7291468 .0021498 .7256097 .7326838 fppscoredev | 3,562 .005509 .0020974 .0020581 .0089598 fppscorede~q | 3,562 .0156959 .000732 .0144915 .0169003 ageatpub | 3,562 12.89175 .1720123 12.60875 13.17476 -------------+--------------------------------------------------------------- female | 3,562 .0122687 .0018447 .0092336 .0153038 pageequiva~t | 3,562 16.0947 .1493659 15.84895 16.34045 english2 | 3,562 .7563186 .0071941 .7444822 .7681549 . . correl posnegscoredev certtentscoredev fppscoredev [aw=weight] (sum of wgt is 2,805.23262116313) (obs=3,562) | posneg~v certte~v fppsco~v -------------+--------------------------- posnegscor~v | 1.0000 certtentsc~v | 0.0831 1.0000 fppscoredev | 0.1055 0.1146 1.0000 . correl posnegscoredevsq certtentscoredevsq fppscoredevsq [aw=weight] (sum of wgt is 2,805.23262116313) (obs=3,562) | posneg~q certte~q fppsco~q -------------+--------------------------- posnegscor~q | 1.0000 certtentsc~q | 0.0650 1.0000 fppscorede~q | 0.0562 -0.0008 1.0000 . . regress posnegscoredev ageatpub female pagee english2 i.journalid i.jelgr [aw= > weight],cluster(authorid) (sum of wgt is 2,805.23262116313) Linear regression Number of obs = 3,562 F(12, 358) = 7.50 Prob > F = 0.0000 R-squared = 0.0354 Root MSE = .18098 (Std. Err. adjusted for 359 clusters in authorid) -------------------------------------------------------------------------------- | Robust posnegscoredev | Coef. Std. Err. t P>|t| [90% Conf. Interval] ---------------+---------------------------------------------------------------- ageatpub | .0005198 .0004508 1.15 0.250 -.0002237 .0012632 female | .0629593 .0124783 5.05 0.000 .0423811 .0835375 pageequivalent | .0003228 .0004992 0.65 0.518 -.0005004 .0011461 english2 | -.0448274 .0126325 -3.55 0.000 -.0656599 -.0239949 | journalid | 2 | .0542294 .0111154 4.88 0.000 .0358988 .07256 3 | -.0131009 .011654 -1.12 0.262 -.0323198 .0061179 4 | .0130755 .0124822 1.05 0.296 -.0075092 .0336603 5 | .051347 .0124707 4.12 0.000 .0307813 .0719127 | jelgroup | 2 | .0215658 .0120621 1.79 0.075 .001674 .0414577 3 | .0304553 .0115927 2.63 0.009 .0113375 .049573 4 | .029395 .014609 2.01 0.045 .0053031 .053487 5 | .0109776 .016659 0.66 0.510 -.0164951 .0384503 | _cons | -.0105769 .0175423 -0.60 0.547 -.0395063 .0183524 -------------------------------------------------------------------------------- . regress certtentscoredev ageatpub female pagee english2 i.journalid i.jelgr [a > w=weight],cluster(authorid) (sum of wgt is 2,805.23262116313) Linear regression Number of obs = 3,562 F(12, 358) = 6.47 Prob > F = 0.0000 R-squared = 0.0439 Root MSE = .16641 (Std. Err. adjusted for 359 clusters in authorid) -------------------------------------------------------------------------------- | Robust certtentscor~v | Coef. Std. Err. t P>|t| [90% Conf. Interval] ---------------+---------------------------------------------------------------- ageatpub | -.0004576 .0004215 -1.09 0.278 -.0011527 .0002375 female | .0260219 .0319928 0.81 0.417 -.0267381 .0787818 pageequivalent | -.0001039 .0004785 -0.22 0.828 -.000893 .0006851 english2 | -.0717277 .0108745 -6.60 0.000 -.0896611 -.0537944 | journalid | 2 | .0273315 .0108318 2.52 0.012 .0094686 .0451944 3 | -.0016095 .0099856 -0.16 0.872 -.018077 .0148581 4 | -.0043137 .010395 -0.41 0.678 -.0214564 .012829 5 | .0192515 .0112811 1.71 0.089 .0006477 .0378554 | jelgroup | 2 | .0190269 .0101786 1.87 0.062 .0022412 .0358127 3 | .0163982 .0097888 1.68 0.095 .0002553 .0325412 4 | .0373073 .0117241 3.18 0.002 .0179728 .0566418 5 | .0534632 .0152038 3.52 0.000 .0283903 .0785361 | _cons | .0274326 .0148786 1.84 0.066 .0028961 .0519692 -------------------------------------------------------------------------------- . regress fppscoredev ageatpub female pagee english2 i.journalid i.jelgr [aw=wei > ght],cluster(authorid) (sum of wgt is 2,805.23262116313) Linear regression Number of obs = 3,562 F(12, 358) = 8.60 Prob > F = 0.0000 R-squared = 0.0795 Root MSE = .12031 (Std. Err. adjusted for 359 clusters in authorid) -------------------------------------------------------------------------------- | Robust fppscoredev | Coef. Std. Err. t P>|t| [90% Conf. Interval] ---------------+---------------------------------------------------------------- ageatpub | -.0002527 .0003529 -0.72 0.474 -.0008347 .0003293 female | -.0585563 .0855997 -0.68 0.494 -.1997205 .082608 pageequivalent | -.0005438 .0004189 -1.30 0.195 -.0012347 .000147 english2 | -.0371873 .0069037 -5.39 0.000 -.0485724 -.0258022 | journalid | 2 | .0647029 .010202 6.34 0.000 .0478784 .0815273 3 | .0099412 .0093019 1.07 0.286 -.0053987 .0252812 4 | .0339989 .0092507 3.68 0.000 .0187433 .0492545 5 | .0753699 .0101024 7.46 0.000 .0587098 .0920301 | jelgroup | 2 | .0277265 .0078955 3.51 0.001 .0147059 .0407472 3 | .0366859 .0081496 4.50 0.000 .0232462 .0501256 4 | .0418007 .0107378 3.89 0.000 .0240927 .0595086 5 | .0380776 .0134151 2.84 0.005 .0159544 .0602007 | _cons | -.0169751 .0118986 -1.43 0.155 -.0365973 .0026471 -------------------------------------------------------------------------------- . . regress posnegscoredevsq ageatpub female pagee english2 i.journalid i.jelgr [a > w=weight],cluster(authorid) (sum of wgt is 2,805.23262116313) Linear regression Number of obs = 3,562 F(12, 358) = 5.04 Prob > F = 0.0000 R-squared = 0.0266 Root MSE = .04908 (Std. Err. adjusted for 359 clusters in authorid) -------------------------------------------------------------------------------- | Robust posnegscored~q | Coef. Std. Err. t P>|t| [90% Conf. Interval] ---------------+---------------------------------------------------------------- ageatpub | .0004261 .0001143 3.73 0.000 .0002375 .0006146 female | -.0092326 .0029384 -3.14 0.002 -.0140785 -.0043868 pageequivalent | -.0008944 .0001446 -6.19 0.000 -.0011327 -.000656 english2 | -.0074044 .0033011 -2.24 0.026 -.0128484 -.0019604 | journalid | 2 | .0007755 .0027889 0.28 0.781 -.0038237 .0053748 3 | .0024683 .0030334 0.81 0.416 -.0025342 .0074708 4 | -.0019303 .0030356 -0.64 0.525 -.0069363 .0030757 5 | .0025648 .003035 0.85 0.399 -.0024404 .0075699 | jelgroup | 2 | .0056254 .0029787 1.89 0.060 .0007133 .0105376 3 | .0007094 .0029566 0.24 0.811 -.0041664 .0055851 4 | .0083739 .0033602 2.49 0.013 .0028326 .0139152 5 | .0077942 .0043336 1.80 0.073 .0006476 .0149407 | _cons | .044484 .0043659 10.19 0.000 .0372842 .0516839 -------------------------------------------------------------------------------- . regress certtentscoredevsq ageatpub female pagee english2 i.journalid i.jelgr > [aw=weight],cluster(authorid) (sum of wgt is 2,805.23262116313) Linear regression Number of obs = 3,562 F(12, 358) = 7.52 Prob > F = 0.0000 R-squared = 0.0329 Root MSE = .05656 (Std. Err. adjusted for 359 clusters in authorid) -------------------------------------------------------------------------------- | Robust certtentscor~q | Coef. Std. Err. t P>|t| [90% Conf. Interval] ---------------+---------------------------------------------------------------- ageatpub | .000452 .0001133 3.99 0.000 .0002651 .0006389 female | -.0017248 .004935 -0.35 0.727 -.0098632 .0064135 pageequivalent | -.0011888 .000189 -6.29 0.000 -.0015005 -.0008771 english2 | -.0086624 .0029903 -2.90 0.004 -.0135937 -.003731 | journalid | 2 | .0022165 .0036238 0.61 0.541 -.0037595 .0081925 3 | .0024149 .0027843 0.87 0.386 -.0021768 .0070066 4 | -.000854 .0028338 -0.30 0.763 -.0055272 .0038193 5 | .0034596 .0029074 1.19 0.235 -.0013351 .0082542 | jelgroup | 2 | -.0007802 .0047669 -0.16 0.870 -.0086414 .0070809 3 | -.0006215 .0026349 -0.24 0.814 -.0049668 .0037238 4 | -.0051326 .0029805 -1.72 0.086 -.0100478 -.0002174 5 | .0002087 .0039465 0.05 0.958 -.0062996 .0067169 | _cons | .0483319 .0037871 12.76 0.000 .0420865 .0545773 -------------------------------------------------------------------------------- . regress fppscoredevsq ageatpub female pagee english2 i.journalid i.jelgr [aw= > weight],cluster(authorid) (sum of wgt is 2,805.23262116313) Linear regression Number of obs = 3,562 F(12, 358) = 3.66 Prob > F = 0.0000 R-squared = 0.0500 Root MSE = .04266 (Std. Err. adjusted for 359 clusters in authorid) -------------------------------------------------------------------------------- | Robust fppscoredevsq | Coef. Std. Err. t P>|t| [90% Conf. Interval] ---------------+---------------------------------------------------------------- ageatpub | .000435 .000177 2.46 0.014 .0001431 .000727 female | .0372462 .0418016 0.89 0.374 -.0316897 .1061822 pageequivalent | -.0004151 .0001917 -2.17 0.031 -.0007312 -.0000989 english2 | .0070069 .0018235 3.84 0.000 .0039997 .0100141 | journalid | 2 | -.0130378 .0033137 -3.93 0.000 -.0185025 -.0075731 3 | .0001004 .0038739 0.03 0.979 -.006288 .0064889 4 | -.0067174 .0029124 -2.31 0.022 -.0115204 -.0019145 5 | -.0119898 .003065 -3.91 0.000 -.0170444 -.0069353 | jelgroup | 2 | -.0006835 .0023841 -0.29 0.775 -.0046152 .0032481 3 | -.0037407 .0024886 -1.50 0.134 -.0078448 .0003634 4 | .0007983 .0035995 0.22 0.825 -.0051378 .0067343 5 | .0083623 .0049041 1.71 0.089 .0002749 .0164497 | _cons | .0181441 .0037458 4.84 0.000 .0119669 .0243213 -------------------------------------------------------------------------------- . . . regress posnegscoredev ageatpub female pagee english2 i.journalid i.jelgr i.dec > ade if narticlesreal>5 [aw=weight],cluster(authorid) (sum of wgt is 2,464.64933109283) Linear regression Number of obs = 3,158 F(16, 277) = 4.63 Prob > F = 0.0000 R-squared = 0.0329 Root MSE = .17842 (Std. Err. adjusted for 278 clusters in authorid) -------------------------------------------------------------------------------- | Robust posnegscoredev | Coef. Std. Err. t P>|t| [90% Conf. Interval] ---------------+---------------------------------------------------------------- ageatpub | -.0010113 .0012013 -0.84 0.401 -.0029939 .0009714 female | .0571463 .0134331 4.25 0.000 .0349766 .0793161 pageequivalent | .000198 .0005315 0.37 0.710 -.0006792 .0010752 english2 | -.0394335 .0139024 -2.84 0.005 -.0623776 -.0164895 | journalid | 2 | .055576 .0117377 4.73 0.000 .0362044 .0749476 3 | -.0114126 .0120123 -0.95 0.343 -.0312374 .0084122 4 | .0094074 .0130319 0.72 0.471 -.0121 .0309149 5 | .0452382 .0132587 3.41 0.001 .0233564 .06712 | jelgroup | 2 | .0226328 .0130983 1.73 0.085 .0010158 .0442499 3 | .0310452 .0124477 2.49 0.013 .0105018 .0515885 4 | .0275632 .0154593 1.78 0.076 .0020495 .0530769 5 | .0180131 .0180652 1.00 0.320 -.0118012 .0478274 | decade | 2 | .0092056 .0129017 0.71 0.476 -.0120871 .0304983 3 | .031819 .0231348 1.38 0.170 -.006362 .0700001 4 | .0428467 .0344529 1.24 0.215 -.0140135 .0997069 5 | .0554065 .0435594 1.27 0.204 -.0164827 .1272957 | _cons | -.0081841 .0203347 -0.40 0.688 -.0417439 .0253757 -------------------------------------------------------------------------------- . regress certtentscoredev ageatpub female pagee english2 i.journalid i.jelgr i.d > ecade if narticlesreal>5 [aw=weight],cluster(authorid) (sum of wgt is 2,464.64933109283) Linear regression Number of obs = 3,158 F(16, 277) = 4.37 Prob > F = 0.0000 R-squared = 0.0389 Root MSE = .16626 (Std. Err. adjusted for 278 clusters in authorid) -------------------------------------------------------------------------------- | Robust certtentscor~v | Coef. Std. Err. t P>|t| [90% Conf. Interval] ---------------+---------------------------------------------------------------- ageatpub | -.0010357 .0010636 -0.97 0.331 -.0027911 .0007197 female | .0150745 .0350414 0.43 0.667 -.0427569 .0729059 pageequivalent | -.0002044 .0005028 -0.41 0.685 -.0010342 .0006253 english2 | -.0644231 .0118275 -5.45 0.000 -.0839429 -.0449032 | journalid | 2 | .0294525 .011689 2.52 0.012 .0101613 .0487437 3 | .0027901 .0107054 0.26 0.795 -.0148777 .020458 4 | -.0041137 .0113712 -0.36 0.718 -.0228804 .014653 5 | .0205787 .0119771 1.72 0.087 .000812 .0403454 | jelgroup | 2 | .0174412 .0109709 1.59 0.113 -.0006649 .0355474 3 | .0157738 .0103946 1.52 0.130 -.0013812 .0329287 4 | .0347356 .0125097 2.78 0.006 .01409 .0553812 5 | .0561747 .0170224 3.30 0.001 .0280813 .084268 | decade | 2 | .0018788 .0112781 0.17 0.868 -.0167343 .0204918 3 | .0133925 .0188342 0.71 0.478 -.0176909 .0444759 4 | .0128476 .031436 0.41 0.683 -.0390335 .0647287 5 | .0245572 .040526 0.61 0.545 -.0423258 .0914401 | _cons | .0266632 .016553 1.61 0.108 -.0006555 .0539819 -------------------------------------------------------------------------------- . regress fppscoredev ageatpub female pagee english2 i.journalid i.jelgr i.decade > if narticlesreal>5 [aw=weight],cluster(authorid) (sum of wgt is 2,464.64933109283) Linear regression Number of obs = 3,158 F(16, 277) = 6.33 Prob > F = 0.0000 R-squared = 0.0953 Root MSE = .11771 (Std. Err. adjusted for 278 clusters in authorid) -------------------------------------------------------------------------------- | Robust fppscoredev | Coef. Std. Err. t P>|t| [90% Conf. Interval] ---------------+---------------------------------------------------------------- ageatpub | -.0037054 .0010081 -3.68 0.000 -.0053691 -.0020417 female | -.0730035 .0924887 -0.79 0.431 -.2256443 .0796373 pageequivalent | -.0005884 .0004458 -1.32 0.188 -.0013241 .0001474 english2 | -.036857 .0070974 -5.19 0.000 -.0485704 -.0251437 | journalid | 2 | .0638747 .0111621 5.72 0.000 .045453 .0822964 3 | .0103473 .010037 1.03 0.303 -.0062174 .026912 4 | .029109 .0101708 2.86 0.005 .0123234 .0458946 5 | .069662 .0109311 6.37 0.000 .0516216 .0877024 | jelgroup | 2 | .0256427 .0084929 3.02 0.003 .0116263 .0396591 3 | .0376436 .0088277 4.26 0.000 .0230746 .0522125 4 | .0458951 .0112388 4.08 0.000 .0273469 .0644433 5 | .0382315 .0146195 2.62 0.009 .0141039 .0623592 | decade | 2 | .0164656 .0082955 1.98 0.048 .0027749 .0301563 3 | .0445933 .0177567 2.51 0.013 .0152881 .0738985 4 | .0851087 .0259722 3.28 0.001 .0422448 .1279725 5 | .1375708 .0378172 3.64 0.000 .0751583 .1999833 | _cons | .0021361 .0135142 0.16 0.875 -.0201674 .0244396 -------------------------------------------------------------------------------- . . regress posnegscoredevsq ageatpub female pagee english2 i.journalid i.jelgr i.d > ecade if narticlesreal>5 [aw=weight],cluster(authorid) (sum of wgt is 2,464.64933109283) Linear regression Number of obs = 3,158 F(16, 277) = 3.38 Prob > F = 0.0000 R-squared = 0.0243 Root MSE = .04701 (Std. Err. adjusted for 278 clusters in authorid) -------------------------------------------------------------------------------- | Robust posnegscored~q | Coef. Std. Err. t P>|t| [90% Conf. Interval] ---------------+---------------------------------------------------------------- ageatpub | .0002062 .0002731 0.75 0.451 -.0002445 .0006569 female | -.0065491 .0022992 -2.85 0.005 -.0103436 -.0027547 pageequivalent | -.0007397 .0001454 -5.09 0.000 -.0009796 -.0004997 english2 | -.0059825 .0034048 -1.76 0.080 -.0116016 -.0003634 | journalid | 2 | .0024946 .0027707 0.90 0.369 -.0020782 .0070673 3 | .0006602 .0030273 0.22 0.828 -.004336 .0056564 4 | -.0021039 .0028617 -0.74 0.463 -.0068267 .0026189 5 | .00232 .0031436 0.74 0.461 -.0028681 .007508 | jelgroup | 2 | .0063449 .0032451 1.96 0.052 .0009893 .0117005 3 | -.0000455 .0028924 -0.02 0.987 -.0048189 .004728 4 | .0085177 .0034758 2.45 0.015 .0027814 .0142541 5 | .0091149 .0046603 1.96 0.051 .0014237 .0168062 | decade | 2 | .0034974 .0031495 1.11 0.268 -.0017005 .0086952 3 | .0026998 .0052813 0.51 0.610 -.0060163 .0114159 4 | .0036915 .0081819 0.45 0.652 -.0098117 .0171948 5 | .0080843 .0103721 0.78 0.436 -.0090336 .0252022 | _cons | .0399051 .004855 8.22 0.000 .0318925 .0479176 -------------------------------------------------------------------------------- . regress certtentscoredevsq ageatpub female pagee english2 i.journalid i.jelgr i > .decade if narticlesreal>5 [aw=weight],cluster(authorid) (sum of wgt is 2,464.64933109283) Linear regression Number of obs = 3,158 F(16, 277) = 5.82 Prob > F = 0.0000 R-squared = 0.0324 Root MSE = .05694 (Std. Err. adjusted for 278 clusters in authorid) -------------------------------------------------------------------------------- | Robust certtentscor~q | Coef. Std. Err. t P>|t| [90% Conf. Interval] ---------------+---------------------------------------------------------------- ageatpub | .0002595 .0002666 0.97 0.331 -.0001805 .0006996 female | -.0044643 .0044157 -1.01 0.313 -.0117519 .0028232 pageequivalent | -.0011735 .0001973 -5.95 0.000 -.001499 -.000848 english2 | -.0072956 .0032893 -2.22 0.027 -.0127241 -.0018671 | journalid | 2 | .0020735 .003813 0.54 0.587 -.0042194 .0083663 3 | .0023187 .0029369 0.79 0.431 -.0025284 .0071657 4 | -.0003581 .0030435 -0.12 0.906 -.005381 .0046647 5 | .0020583 .0027034 0.76 0.447 -.0024034 .0065199 | jelgroup | 2 | -.0002431 .0052835 -0.05 0.963 -.0089628 .0084767 3 | -.0006611 .0025943 -0.25 0.799 -.0049426 .0036204 4 | -.00428 .003139 -1.36 0.174 -.0094606 .0009006 5 | .0015712 .0044276 0.35 0.723 -.005736 .0088784 | decade | 2 | -.0012681 .0031437 -0.40 0.687 -.0064564 .0039201 3 | -.0029475 .0042955 -0.69 0.493 -.0100366 .0041416 4 | .0089033 .0067667 1.32 0.189 -.0022643 .020071 5 | .0056293 .0091207 0.62 0.538 -.0094233 .0206819 | _cons | .0492167 .0038043 12.94 0.000 .0429382 .0554952 -------------------------------------------------------------------------------- . regress fppscoredevsq ageatpub female pagee english2 i.journalid i.jelgr i.deca > de if narticlesreal>5 [aw=weight],cluster(authorid) (sum of wgt is 2,464.64933109283) Linear regression Number of obs = 3,158 F(16, 277) = 2.78 Prob > F = 0.0004 R-squared = 0.0598 Root MSE = .04154 (Std. Err. adjusted for 278 clusters in authorid) -------------------------------------------------------------------------------- | Robust fppscoredevsq | Coef. Std. Err. t P>|t| [90% Conf. Interval] ---------------+---------------------------------------------------------------- ageatpub | .0008876 .0003733 2.38 0.018 .0002715 .0015037 female | .041956 .0460343 0.91 0.363 -.0340179 .1179298 pageequivalent | -.0003936 .0002052 -1.92 0.056 -.0007322 -.000055 english2 | .0053655 .0019303 2.78 0.006 .0021798 .0085512 | journalid | 2 | -.0134172 .0036181 -3.71 0.000 -.0193884 -.0074461 3 | -.001133 .0040002 -0.28 0.777 -.0077347 .0054688 4 | -.0060704 .0032264 -1.88 0.061 -.0113952 -.0007456 5 | -.0119531 .0033136 -3.61 0.000 -.0174219 -.0064844 | jelgroup | 2 | -.0006475 .0025244 -0.26 0.798 -.0048137 .0035186 3 | -.0040122 .0027475 -1.46 0.145 -.0085466 .0005221 4 | -.0012338 .0034642 -0.36 0.722 -.006951 .0044834 5 | .0106083 .0054841 1.93 0.054 .0015575 .0196592 | decade | 2 | .0001207 .0021167 0.06 0.955 -.0033726 .003614 3 | -.0043542 .0056615 -0.77 0.442 -.0136978 .0049893 4 | -.0073352 .0082881 -0.89 0.377 -.0210137 .0063432 5 | -.0181717 .0123171 -1.48 0.141 -.0384995 .002156 | _cons | .0155494 .0043501 3.57 0.000 .0083701 .0227288 -------------------------------------------------------------------------------- . . . regress posnegscoredev ageatpub female pagee english2 i.journalid i.jelgr i.dec > ade if narticlesreal>9 [aw=weight],cluster(authorid) (sum of wgt is 1,680.14952078462) Linear regression Number of obs = 2,187 F(15, 140) = . Prob > F = . R-squared = 0.0344 Root MSE = .17842 (Std. Err. adjusted for 141 clusters in authorid) -------------------------------------------------------------------------------- | Robust posnegscoredev | Coef. Std. Err. t P>|t| [90% Conf. Interval] ---------------+---------------------------------------------------------------- ageatpub | -.0021408 .0015301 -1.40 0.164 -.0046742 .0003927 female | .0544877 .0114731 4.75 0.000 .0354904 .0734851 pageequivalent | -.0002267 .0006257 -0.36 0.718 -.0012628 .0008094 english2 | -.047371 .0173619 -2.73 0.007 -.076119 -.0186229 | journalid | 2 | .0448603 .0143167 3.13 0.002 .0211546 .068566 3 | -.0208955 .0148343 -1.41 0.161 -.0454583 .0036672 4 | -.0073788 .0157078 -0.47 0.639 -.0333878 .0186303 5 | .0308795 .0162861 1.90 0.060 .0039129 .0578462 | jelgroup | 2 | .0116088 .0153722 0.76 0.451 -.0138446 .0370622 3 | .025751 .01587 1.62 0.107 -.0005267 .0520286 4 | .0350529 .0187183 1.87 0.063 .004059 .0660468 5 | .0081714 .0206322 0.40 0.693 -.0259916 .0423344 | decade | 2 | .0189274 .0164363 1.15 0.251 -.008288 .0461428 3 | .0505975 .0304997 1.66 0.099 .0000958 .1010992 4 | .083258 .043922 1.90 0.060 .0105315 .1559846 5 | .0915807 .0559018 1.64 0.104 -.000982 .1841434 | _cons | .026438 .0253535 1.04 0.299 -.0155425 .0684186 -------------------------------------------------------------------------------- . regress certtentscoredev ageatpub female pagee english2 i.journalid i.jelgr i.d > ecade if narticlesreal>9 [aw=weight],cluster(authorid) (sum of wgt is 1,680.14952078462) Linear regression Number of obs = 2,187 F(15, 140) = . Prob > F = . R-squared = 0.0529 Root MSE = .15814 (Std. Err. adjusted for 141 clusters in authorid) -------------------------------------------------------------------------------- | Robust certtentscor~v | Coef. Std. Err. t P>|t| [90% Conf. Interval] ---------------+---------------------------------------------------------------- ageatpub | -.0006363 .0012438 -0.51 0.610 -.0026958 .0014232 female | .0027175 .0107133 0.25 0.800 -.0150217 .0204566 pageequivalent | .0001524 .0005421 0.28 0.779 -.0007451 .00105 english2 | -.0752147 .0138113 -5.45 0.000 -.0980837 -.0523458 | journalid | 2 | .038254 .013874 2.76 0.007 .0152813 .0612266 3 | .0161917 .0129223 1.25 0.212 -.0052052 .0375885 4 | -.0011477 .0128654 -0.09 0.929 -.0224505 .020155 5 | .0334972 .0140467 2.38 0.018 .0102385 .056756 | jelgroup | 2 | .0068918 .0122566 0.56 0.575 -.0134029 .0271865 3 | .0049222 .0122835 0.40 0.689 -.015417 .0252613 4 | .0227692 .0142101 1.60 0.111 -.0007601 .0462985 5 | .0558231 .0215897 2.59 0.011 .0200747 .0915715 | decade | 2 | .0122942 .013759 0.89 0.373 -.0104881 .0350765 3 | .0078686 .0217368 0.36 0.718 -.0281234 .0438607 4 | .0118675 .0361401 0.33 0.743 -.0479736 .0717086 5 | .0190904 .0471356 0.41 0.686 -.0589572 .0971381 | _cons | .0153957 .019674 0.78 0.435 -.0171807 .0479722 -------------------------------------------------------------------------------- . regress fppscoredev ageatpub female pagee english2 i.journalid i.jelgr i.decade > if narticlesreal>9 [aw=weight],cluster(authorid) (sum of wgt is 1,680.14952078462) Linear regression Number of obs = 2,187 F(15, 140) = . Prob > F = . R-squared = 0.0985 Root MSE = .11344 (Std. Err. adjusted for 141 clusters in authorid) -------------------------------------------------------------------------------- | Robust fppscoredev | Coef. Std. Err. t P>|t| [90% Conf. Interval] ---------------+---------------------------------------------------------------- ageatpub | -.0042344 .0012001 -3.53 0.001 -.0062216 -.0022472 female | .040936 .009467 4.32 0.000 .0252604 .0566117 pageequivalent | .0001748 .0005159 0.34 0.735 -.0006794 .001029 english2 | -.0374659 .0087033 -4.30 0.000 -.0518769 -.023055 | journalid | 2 | .0626241 .0153696 4.07 0.000 .0371751 .0880732 3 | .0122047 .0128372 0.95 0.343 -.0090512 .0334606 4 | .0268539 .0136064 1.97 0.050 .0043242 .0493836 5 | .0662523 .0147667 4.49 0.000 .0418015 .0907032 | jelgroup | 2 | .0302922 .0109622 2.76 0.006 .0121408 .0484436 3 | .0436633 .0117153 3.73 0.000 .0242649 .0630616 4 | .0391592 .0138275 2.83 0.005 .0162634 .0620549 5 | .0439451 .0185817 2.36 0.019 .0131774 .0747129 | decade | 2 | .0272452 .0096602 2.82 0.005 .0112497 .0432406 3 | .0547724 .0212517 2.58 0.011 .0195836 .0899613 4 | .0901405 .030428 2.96 0.004 .0397575 .1405235 5 | .1430734 .0443906 3.22 0.002 .0695709 .2165759 | _cons | -.0077079 .018504 -0.42 0.678 -.038347 .0229313 -------------------------------------------------------------------------------- . . regress posnegscoredevsq ageatpub female pagee english2 i.journalid i.jelgr i.d > ecade if narticlesreal>9 [aw=weight],cluster(authorid) (sum of wgt is 1,680.14952078462) Linear regression Number of obs = 2,187 F(15, 140) = . Prob > F = . R-squared = 0.0201 Root MSE = .04884 (Std. Err. adjusted for 141 clusters in authorid) -------------------------------------------------------------------------------- | Robust posnegscored~q | Coef. Std. Err. t P>|t| [90% Conf. Interval] ---------------+---------------------------------------------------------------- ageatpub | .0004393 .0003422 1.28 0.201 -.0001273 .001006 female | -.0015099 .0024851 -0.61 0.544 -.0056248 .002605 pageequivalent | -.0006947 .0001798 -3.86 0.000 -.0009924 -.000397 english2 | -.0047286 .004643 -1.02 0.310 -.0124166 .0029594 | journalid | 2 | .002748 .0031924 0.86 0.391 -.0025381 .008034 3 | -.0005215 .0038012 -0.14 0.891 -.0068156 .0057725 4 | -.0021902 .0035645 -0.61 0.540 -.0080924 .003712 5 | .0005058 .0038992 0.13 0.897 -.0059505 .0069622 | jelgroup | 2 | .0037445 .0040715 0.92 0.359 -.0029971 .0104861 3 | .0001426 .0037731 0.04 0.970 -.0061048 .0063901 4 | .0076699 .0042168 1.82 0.071 .0006876 .0146521 5 | .0073922 .0049469 1.49 0.137 -.000799 .0155833 | decade | 2 | .0034733 .0041222 0.84 0.401 -.0033523 .010299 3 | .0002672 .0070019 0.04 0.970 -.0113266 .0118611 4 | -.000702 .0106878 -0.07 0.948 -.0183989 .0169949 5 | .0023726 .0133927 0.18 0.860 -.0198032 .0245484 | _cons | .0380137 .0065575 5.80 0.000 .0271556 .0488717 -------------------------------------------------------------------------------- . regress certtentscoredevsq ageatpub female pagee english2 i.journalid i.jelgr i > .decade if narticlesreal>9 [aw=weight],cluster(authorid) (sum of wgt is 1,680.14952078462) Linear regression Number of obs = 2,187 F(15, 140) = . Prob > F = . R-squared = 0.0454 Root MSE = .04274 (Std. Err. adjusted for 141 clusters in authorid) -------------------------------------------------------------------------------- | Robust certtentscor~q | Coef. Std. Err. t P>|t| [90% Conf. Interval] ---------------+---------------------------------------------------------------- ageatpub | .0002233 .0002566 0.87 0.386 -.0002016 .0006481 female | -.0095829 .0021361 -4.49 0.000 -.0131199 -.0060459 pageequivalent | -.0008907 .0001352 -6.59 0.000 -.0011145 -.0006669 english2 | -.0055779 .0024243 -2.30 0.023 -.009592 -.0015638 | journalid | 2 | .0000239 .0030861 0.01 0.994 -.0050862 .0051339 3 | .0004854 .0030307 0.16 0.873 -.0045329 .0055037 4 | -.0037061 .0030351 -1.22 0.224 -.0087316 .0013194 5 | .001487 .0032203 0.46 0.645 -.0038452 .0068192 | jelgroup | 2 | -.0043001 .0027309 -1.57 0.118 -.0088219 .0002217 3 | -.0036198 .0026122 -1.39 0.168 -.0079451 .0007054 4 | -.0073907 .0026289 -2.81 0.006 -.0117437 -.0030377 5 | .0010938 .0051294 0.21 0.831 -.0073994 .0095871 | decade | 2 | -.0037913 .0031467 -1.20 0.230 -.0090016 .001419 3 | -.005448 .004719 -1.15 0.250 -.0132618 .0023657 4 | .008763 .0075406 1.16 0.247 -.0037227 .0212488 5 | .0043415 .0100074 0.43 0.665 -.0122289 .0209119 | _cons | .0471564 .0044222 10.66 0.000 .0398341 .0544787 -------------------------------------------------------------------------------- . regress fppscoredevsq ageatpub female pagee english2 i.journalid i.jelgr i.deca > de if narticlesreal>9 [aw=weight],cluster(authorid) (sum of wgt is 1,680.14952078462) Linear regression Number of obs = 2,187 F(15, 140) = . Prob > F = . R-squared = 0.0540 Root MSE = .04076 (Std. Err. adjusted for 141 clusters in authorid) -------------------------------------------------------------------------------- | Robust fppscoredevsq | Coef. Std. Err. t P>|t| [90% Conf. Interval] ---------------+---------------------------------------------------------------- ageatpub | .0009442 .0004563 2.07 0.040 .0001886 .0016998 female | -.0087512 .0025493 -3.43 0.001 -.0129724 -.0045299 pageequivalent | -.0005573 .0002659 -2.10 0.038 -.0009976 -.000117 english2 | .0051991 .0023673 2.20 0.030 .0012792 .0091189 | journalid | 2 | -.0136606 .0051247 -2.67 0.009 -.0221461 -.0051751 3 | -.0004585 .00527 -0.09 0.931 -.0091847 .0082677 4 | -.005445 .0043045 -1.26 0.208 -.0125723 .0016824 5 | -.0108187 .0046164 -2.34 0.021 -.0184625 -.0031749 | jelgroup | 2 | -.0003393 .0034194 -0.10 0.921 -.0060012 .0053226 3 | -.0043366 .0037411 -1.16 0.248 -.0105312 .001858 4 | -.0011511 .0044383 -0.26 0.796 -.0085 .0061978 5 | .0101909 .006833 1.49 0.138 -.0011232 .0215051 | decade | 2 | -.0018496 .0022723 -0.81 0.417 -.005612 .0019128 3 | -.0054805 .0067784 -0.81 0.420 -.0167043 .0057433 4 | -.0078614 .009649 -0.81 0.417 -.0238384 .0081156 5 | -.0150211 .0141432 -1.06 0.290 -.0384396 .0083974 | _cons | .0178989 .0061588 2.91 0.004 .007701 .0280968 -------------------------------------------------------------------------------- . . regress posnegscoredev ageatpub nauthors female pagee english2 i.journalid i.je > lgr [aw=weight],cluster(authorid) (sum of wgt is 2,805.23262116313) Linear regression Number of obs = 3,562 F(13, 358) = 7.08 Prob > F = 0.0000 R-squared = 0.0354 Root MSE = .18101 (Std. Err. adjusted for 359 clusters in authorid) -------------------------------------------------------------------------------- | Robust posnegscoredev | Coef. Std. Err. t P>|t| [90% Conf. Interval] ---------------+---------------------------------------------------------------- ageatpub | .0005555 .00047 1.18 0.238 -.0002196 .0013305 nauthors | -.0014554 .0054298 -0.27 0.789 -.0104098 .0074989 female | .0628421 .0123612 5.08 0.000 .042457 .0832271 pageequivalent | .0003354 .0005064 0.66 0.508 -.0004998 .0011705 english2 | -.0449006 .0126502 -3.55 0.000 -.0657623 -.0240389 | journalid | 2 | .0541178 .011115 4.87 0.000 .0357878 .0724479 3 | -.0132486 .0116168 -1.14 0.255 -.0324061 .0059088 4 | .0130294 .0124803 1.04 0.297 -.0075521 .033611 5 | .0512279 .0124806 4.10 0.000 .030646 .0718099 | jelgroup | 2 | .0216225 .0120677 1.79 0.074 .0017214 .0415237 3 | .0304349 .0116033 2.62 0.009 .0112996 .0495702 4 | .0294027 .0146068 2.01 0.045 .0053143 .053491 5 | .0110727 .0166869 0.66 0.507 -.016446 .0385915 | _cons | -.0086821 .0191373 -0.45 0.650 -.0402418 .0228777 -------------------------------------------------------------------------------- . regress certtentscoredev ageatpub nauthors female pagee english2 i.journalid i. > jelgr [aw=weight],cluster(authorid) (sum of wgt is 2,805.23262116313) Linear regression Number of obs = 3,562 F(13, 358) = 6.41 Prob > F = 0.0000 R-squared = 0.0450 Root MSE = .16634 (Std. Err. adjusted for 359 clusters in authorid) -------------------------------------------------------------------------------- | Robust certtentscor~v | Coef. Std. Err. t P>|t| [90% Conf. Interval] ---------------+---------------------------------------------------------------- ageatpub | -.0006541 .0004536 -1.44 0.150 -.0014022 .0000939 nauthors | .0080157 .0051342 1.56 0.119 -.0004513 .0164827 female | .0266676 .0318784 0.84 0.403 -.0259039 .079239 pageequivalent | -.0001731 .0004759 -0.36 0.716 -.0009578 .0006117 english2 | -.0713245 .0108692 -6.56 0.000 -.0892492 -.0533999 | journalid | 2 | .0279461 .0107919 2.59 0.010 .0101489 .0457432 3 | -.000796 .0099682 -0.08 0.936 -.0172347 .0156428 4 | -.0040598 .0103772 -0.39 0.696 -.021173 .0130534 5 | .0199074 .0112322 1.77 0.077 .0013841 .0384307 | jelgroup | 2 | .0187145 .0102108 1.83 0.068 .0018757 .0355533 3 | .0165106 .0098126 1.68 0.093 .0003284 .0326927 4 | .0372652 .0116955 3.19 0.002 .017978 .0565524 5 | .0529394 .0152514 3.47 0.001 .027788 .0780908 | _cons | .0169968 .0168843 1.01 0.315 -.0108474 .044841 -------------------------------------------------------------------------------- . regress fppscoredev ageatpub nauthors female pagee english2 i.journalid i.jelg > r [aw=weight],cluster(authorid) (sum of wgt is 2,805.23262116313) Linear regression Number of obs = 3,562 F(13, 358) = 8.90 Prob > F = 0.0000 R-squared = 0.0927 Root MSE = .11945 (Std. Err. adjusted for 359 clusters in authorid) -------------------------------------------------------------------------------- | Robust fppscoredev | Coef. Std. Err. t P>|t| [90% Conf. Interval] ---------------+---------------------------------------------------------------- ageatpub | .0002631 .0003651 0.72 0.472 -.0003391 .0008653 nauthors | -.0210418 .0046267 -4.55 0.000 -.0286718 -.0134118 female | -.0602512 .0861379 -0.70 0.485 -.202303 .0818006 pageequivalent | -.0003624 .0004208 -0.86 0.390 -.0010563 .0003315 english2 | -.0382457 .0067211 -5.69 0.000 -.0493297 -.0271618 | journalid | 2 | .0630896 .0098302 6.42 0.000 .0468784 .0793008 3 | .0078058 .0092148 0.85 0.398 -.0073906 .0230022 4 | .0333324 .0091659 3.64 0.000 .0182167 .0484481 5 | .0736483 .0098107 7.51 0.000 .0574692 .0898273 | jelgroup | 2 | .0285467 .0076181 3.75 0.000 .0159834 .0411099 3 | .036391 .0079115 4.60 0.000 .023344 .049438 4 | .0419111 .0105495 3.97 0.000 .0245137 .0593085 5 | .0394526 .0133372 2.96 0.003 .0174579 .0614472 | _cons | .0104198 .0119549 0.87 0.384 -.0092954 .0301349 -------------------------------------------------------------------------------- . . regress posnegscoredevsq ageatpub nauthors female pagee english2 i.journalid i > .jelgr [aw=weight],cluster(authorid) (sum of wgt is 2,805.23262116313) Linear regression Number of obs = 3,562 F(13, 358) = 4.66 Prob > F = 0.0000 R-squared = 0.0266 Root MSE = .04908 (Std. Err. adjusted for 359 clusters in authorid) -------------------------------------------------------------------------------- | Robust posnegscored~q | Coef. Std. Err. t P>|t| [90% Conf. Interval] ---------------+---------------------------------------------------------------- ageatpub | .0004237 .0001157 3.66 0.000 .0002329 .0006145 nauthors | .0000965 .001165 0.08 0.934 -.0018246 .0020176 female | -.0092249 .0029648 -3.11 0.002 -.0141142 -.0043355 pageequivalent | -.0008952 .0001457 -6.14 0.000 -.0011355 -.0006549 english2 | -.0073995 .0033091 -2.24 0.026 -.0128567 -.0019424 | journalid | 2 | .0007829 .0027836 0.28 0.779 -.0038075 .0053734 3 | .0024781 .0030266 0.82 0.413 -.0025131 .0074692 4 | -.0019273 .003034 -0.64 0.526 -.0069308 .0030763 5 | .0025727 .0030302 0.85 0.396 -.0024245 .0075698 | jelgroup | 2 | .0056217 .0029844 1.88 0.060 .0007001 .0105433 3 | .0007107 .0029565 0.24 0.810 -.0041649 .0055863 4 | .0083734 .0033599 2.49 0.013 .0028325 .0139142 5 | .0077879 .0043463 1.79 0.074 .0006203 .0149555 | _cons | .0443584 .0047156 9.41 0.000 .0365819 .0521349 -------------------------------------------------------------------------------- . regress certtentscoredevsq ageatpub nauthors female pagee english2 i.journalid > i.jelgr [aw=weight],cluster(authorid) (sum of wgt is 2,805.23262116313) Linear regression Number of obs = 3,562 F(13, 358) = 7.05 Prob > F = 0.0000 R-squared = 0.0329 Root MSE = .05657 (Std. Err. adjusted for 359 clusters in authorid) -------------------------------------------------------------------------------- | Robust certtentscor~q | Coef. Std. Err. t P>|t| [90% Conf. Interval] ---------------+---------------------------------------------------------------- ageatpub | .0004578 .0001334 3.43 0.001 .0002379 .0006778 nauthors | -.0002392 .0015409 -0.16 0.877 -.0027804 .0023019 female | -.0017441 .0049608 -0.35 0.725 -.0099251 .0064369 pageequivalent | -.0011867 .0001845 -6.43 0.000 -.001491 -.0008825 english2 | -.0086744 .0030073 -2.88 0.004 -.0136338 -.0037151 | journalid | 2 | .0021982 .0035977 0.61 0.542 -.0037348 .0081311 3 | .0023906 .0027724 0.86 0.389 -.0021813 .0069626 4 | -.0008615 .0028266 -0.30 0.761 -.0055229 .0037999 5 | .00344 .0028942 1.19 0.235 -.001333 .0082129 | jelgroup | 2 | -.0007709 .0047921 -0.16 0.872 -.0086737 .0071319 3 | -.0006249 .0026288 -0.24 0.812 -.0049601 .0037104 4 | -.0051314 .0029821 -1.72 0.086 -.0100492 -.0002135 5 | .0002243 .0039726 0.06 0.955 -.006327 .0067756 | _cons | .0486434 .0043859 11.09 0.000 .0414105 .0558763 -------------------------------------------------------------------------------- . regress fppscoredevsq ageatpub nauthors female pagee english2 i.journalid i.je > lgr [aw=weight],cluster(authorid) (sum of wgt is 2,805.23262116313) Linear regression Number of obs = 3,562 F(13, 358) = 3.84 Prob > F = 0.0000 R-squared = 0.0562 Root MSE = .04252 (Std. Err. adjusted for 359 clusters in authorid) -------------------------------------------------------------------------------- | Robust fppscoredevsq | Coef. Std. Err. t P>|t| [90% Conf. Interval] ---------------+---------------------------------------------------------------- ageatpub | .0003126 .0001851 1.69 0.092 7.35e-06 .0006179 nauthors | .0049936 .0017846 2.80 0.005 .0020505 .0079366 female | .0376485 .0419187 0.90 0.370 -.0314805 .1067774 pageequivalent | -.0004581 .000191 -2.40 0.017 -.0007732 -.0001431 english2 | .0072581 .0018067 4.02 0.000 .0042786 .0102376 | journalid | 2 | -.0126549 .0032315 -3.92 0.000 -.0179841 -.0073257 3 | .0006072 .0038756 0.16 0.876 -.0057841 .0069986 4 | -.0065592 .002899 -2.26 0.024 -.01134 -.0017785 5 | -.0115812 .0029982 -3.86 0.000 -.0165256 -.0066369 | jelgroup | 2 | -.0008781 .002331 -0.38 0.707 -.0047223 .002966 3 | -.0036707 .0024227 -1.52 0.131 -.007666 .0003246 4 | .000772 .0035379 0.22 0.827 -.0050624 .0066065 5 | .008036 .0048948 1.64 0.102 -.0000362 .0161082 | _cons | .0116429 .0038129 3.05 0.002 .0053549 .0179308 -------------------------------------------------------------------------------- . . areg posnegscoredev ageatpub pagee i.journalid i.jelgr [aw=weight],absorb(auth > orid) (sum of wgt is 2,805.23262116313) Linear regression, absorbing indicators Number of obs = 3,562 Absorbed variable: authorid No. of categories = 359 F( 10, 3193) = 5.37 Prob > F = 0.0000 R-squared = 0.2988 Adj R-squared = 0.2180 Root MSE = 0.1627 -------------------------------------------------------------------------------- posnegscoredev | Coef. Std. Err. t P>|t| [90% Conf. Interval] ---------------+---------------------------------------------------------------- ageatpub | .0002832 .0003795 0.75 0.456 -.0003412 .0009076 pageequivalent | -.0010404 .0004472 -2.33 0.020 -.0017762 -.0003046 | journalid | 2 | .0243071 .0098945 2.46 0.014 .0080273 .0405869 3 | -.0003563 .0095663 -0.04 0.970 -.0160961 .0153834 4 | -.0004089 .0104525 -0.04 0.969 -.0176067 .0167888 5 | .0251258 .0107253 2.34 0.019 .0074792 .0427724 | jelgroup | 2 | .008285 .0099207 0.84 0.404 -.0080378 .0246079 3 | .0547272 .0097618 5.61 0.000 .0386658 .0707887 4 | .0426818 .0117396 3.64 0.000 .0233663 .0619973 5 | .0071025 .013435 0.53 0.597 -.0150025 .0292076 | _cons | -.0122196 .0108355 -1.13 0.260 -.0300475 .0056083 -------------------------------------------------------------------------------- F test of absorbed indicators: F(358, 3193) = 3.503 Prob > F = 0.000 . areg certtentscoredev ageatpub pagee i.journalid i.jelgr [aw=weight],absorb(au > thorid) (sum of wgt is 2,805.23262116313) Linear regression, absorbing indicators Number of obs = 3,562 Absorbed variable: authorid No. of categories = 359 F( 10, 3193) = 2.61 Prob > F = 0.0038 R-squared = 0.2943 Adj R-squared = 0.2130 Root MSE = 0.1507 -------------------------------------------------------------------------------- certtentscor~v | Coef. Std. Err. t P>|t| [90% Conf. Interval] ---------------+---------------------------------------------------------------- ageatpub | -.0002366 .0003516 -0.67 0.501 -.0008151 .000342 pageequivalent | -.0000696 .0004144 -0.17 0.867 -.0007513 .0006122 | journalid | 2 | .0258952 .0091678 2.82 0.005 .010811 .0409793 3 | -.0020268 .0088637 -0.23 0.819 -.0166105 .012557 4 | -.0074859 .0096848 -0.77 0.440 -.0234206 .0084488 5 | .0220352 .0099376 2.22 0.027 .0056846 .0383858 | jelgroup | 2 | .0058217 .0091921 0.63 0.527 -.0093024 .0209457 3 | .0021613 .0090449 0.24 0.811 -.0127205 .0170432 4 | .0299992 .0108774 2.76 0.006 .0121023 .0478961 5 | .028586 .0124483 2.30 0.022 .0081044 .0490675 | _cons | -.0197301 .0100397 -1.97 0.049 -.0362487 -.0032115 -------------------------------------------------------------------------------- F test of absorbed indicators: F(358, 3193) = 3.567 Prob > F = 0.000 . areg fppscoredev ageatpub pagee i.journalid i.jelgr [aw=weight],absorb(author > id) (sum of wgt is 2,805.23262116313) Linear regression, absorbing indicators Number of obs = 3,562 Absorbed variable: authorid No. of categories = 359 F( 10, 3193) = 10.66 Prob > F = 0.0000 R-squared = 0.4484 Adj R-squared = 0.3848 Root MSE = 0.0982 -------------------------------------------------------------------------------- fppscoredev | Coef. Std. Err. t P>|t| [90% Conf. Interval] ---------------+---------------------------------------------------------------- ageatpub | -.0003384 .000229 -1.48 0.140 -.0007153 .0000384 pageequivalent | -.0004352 .0002699 -1.61 0.107 -.0008793 8.88e-06 | journalid | 2 | .0374348 .0059717 6.27 0.000 .0276095 .0472602 3 | .0065301 .0057736 1.13 0.258 -.0029693 .0160296 4 | .0119559 .0063084 1.90 0.058 .0015765 .0223353 5 | .0324131 .006473 5.01 0.000 .0217628 .0430634 | jelgroup | 2 | .0083509 .0059875 1.39 0.163 -.0015005 .0182022 3 | .0145883 .0058916 2.48 0.013 .0048947 .0242819 4 | .0531899 .0070852 7.51 0.000 .0415324 .0648474 5 | .0285324 .0081085 3.52 0.000 .0151914 .0418735 | _cons | -.0188813 .0065395 -2.89 0.004 -.029641 -.0081216 -------------------------------------------------------------------------------- F test of absorbed indicators: F(358, 3193) = 6.257 Prob > F = 0.000 . . areg posnegscoredevsq ageatpub pagee i.journalid i.jelgr [aw=weight],absorb(a > uthorid) (sum of wgt is 2,805.23262116313) Linear regression, absorbing indicators Number of obs = 3,562 Absorbed variable: authorid No. of categories = 359 F( 10, 3193) = 3.32 Prob > F = 0.0003 R-squared = 0.2118 Adj R-squared = 0.1210 Root MSE = 0.0466 -------------------------------------------------------------------------------- posnegscored~q | Coef. Std. Err. t P>|t| [90% Conf. Interval] ---------------+---------------------------------------------------------------- ageatpub | .0002915 .0001086 2.68 0.007 .0001128 .0004702 pageequivalent | -.0006738 .000128 -5.26 0.000 -.0008844 -.0004633 | journalid | 2 | .0030027 .0028318 1.06 0.289 -.0016565 .0076619 3 | .0029669 .0027379 1.08 0.279 -.0015377 .0074716 4 | .0004151 .0029915 0.14 0.890 -.0045068 .0053371 5 | .0059137 .0030695 1.93 0.054 .0008633 .0109641 | jelgroup | 2 | .0046039 .0028393 1.62 0.105 -.0000676 .0092755 3 | .0021122 .0027938 0.76 0.450 -.0024846 .0067089 4 | .0055307 .0033598 1.65 0.100 2.68e-06 .0110588 5 | .0038262 .0038451 1.00 0.320 -.0025002 .0101526 | _cons | .035913 .0031011 11.58 0.000 .0308107 .0410153 -------------------------------------------------------------------------------- F test of absorbed indicators: F(358, 3193) = 2.144 Prob > F = 0.000 . areg certtentscoredevsq ageatpub pagee i.journalid i.jelgr [aw=weight],absor > b(authorid) (sum of wgt is 2,805.23262116313) Linear regression, absorbing indicators Number of obs = 3,562 Absorbed variable: authorid No. of categories = 359 F( 10, 3193) = 6.23 Prob > F = 0.0000 R-squared = 0.2038 Adj R-squared = 0.1120 Root MSE = 0.0541 -------------------------------------------------------------------------------- certtentscor~q | Coef. Std. Err. t P>|t| [90% Conf. Interval] ---------------+---------------------------------------------------------------- ageatpub | .0004799 .0001262 3.80 0.000 .0002722 .0006875 pageequivalent | -.0011194 .0001487 -7.53 0.000 -.0013641 -.0008747 | journalid | 2 | .0027281 .0032908 0.83 0.407 -.0026864 .0081426 3 | .0044584 .0031817 1.40 0.161 -.0007765 .0096933 4 | -.0004472 .0034764 -0.13 0.898 -.006167 .0052726 5 | .0060835 .0035671 1.71 0.088 .0002144 .0119526 | jelgroup | 2 | .0019163 .0032995 0.58 0.561 -.0035125 .0073451 3 | -.0010526 .0032467 -0.32 0.746 -.0063945 .0042892 4 | -.0037662 .0039045 -0.96 0.335 -.0101904 .0026579 5 | -.0004511 .0044683 -0.10 0.920 -.007803 .0069008 | _cons | .038728 .0036038 10.75 0.000 .0327987 .0446574 -------------------------------------------------------------------------------- F test of absorbed indicators: F(358, 3193) = 1.959 Prob > F = 0.000 . areg fppscoredevsq ageatpub pagee i.journalid i.jelgr [aw=weight],absorb(auth > orid) (sum of wgt is 2,805.23262116313) Linear regression, absorbing indicators Number of obs = 3,562 Absorbed variable: authorid No. of categories = 359 F( 10, 3193) = 7.13 Prob > F = 0.0000 R-squared = 0.3267 Adj R-squared = 0.2491 Root MSE = 0.0379 -------------------------------------------------------------------------------- fppscoredevsq | Coef. Std. Err. t P>|t| [90% Conf. Interval] ---------------+---------------------------------------------------------------- ageatpub | .0004092 .0000883 4.63 0.000 .0002639 .0005545 pageequivalent | -.0004799 .0001041 -4.61 0.000 -.0006511 -.0003087 | journalid | 2 | -.0050307 .0023026 -2.18 0.029 -.0088193 -.0012421 3 | .0026904 .0022263 1.21 0.227 -.0009725 .0063533 4 | -.0009815 .0024325 -0.40 0.687 -.0049837 .0030207 5 | -.0032209 .002496 -1.29 0.197 -.0073276 .0008858 | jelgroup | 2 | .0006608 .0023087 0.29 0.775 -.0031378 .0044594 3 | .0018409 .0022718 0.81 0.418 -.0018968 .0055787 4 | .0029605 .002732 1.08 0.279 -.0015346 .0074555 5 | .0138157 .0031266 4.42 0.000 .0086714 .0189599 | _cons | .0176138 .0025216 6.99 0.000 .0134649 .0217626 -------------------------------------------------------------------------------- F test of absorbed indicators: F(358, 3193) = 3.840 Prob > F = 0.000 . . areg posnegscoredev ageatpub pagee i.journalid i.jelgr i.decade if narticlesre > al>5 [aw=weight],absorb(authorid) (sum of wgt is 2,464.64933109283) Linear regression, absorbing indicators Number of obs = 3,158 Absorbed variable: authorid No. of categories = 278 F( 14, 2866) = 4.57 Prob > F = 0.0000 R-squared = 0.2749 Adj R-squared = 0.2012 Root MSE = 0.1617 -------------------------------------------------------------------------------- posnegscoredev | Coef. Std. Err. t P>|t| [90% Conf. Interval] ---------------+---------------------------------------------------------------- ageatpub | .000565 .0011608 0.49 0.627 -.001345 .002475 pageequivalent | -.0011026 .0004593 -2.40 0.016 -.0018582 -.0003469 | journalid | 2 | .0309501 .0102794 3.01 0.003 .0140366 .0478636 3 | -.0020215 .0100667 -0.20 0.841 -.0185851 .014542 4 | -.0000508 .0109854 -0.00 0.996 -.0181261 .0180244 5 | .0274992 .0111049 2.48 0.013 .0092273 .0457711 | jelgroup | 2 | .0099602 .0102756 0.97 0.332 -.0069471 .0268675 3 | .0624512 .0101393 6.16 0.000 .0457681 .0791343 4 | .0460543 .0122352 3.76 0.000 .0259227 .066186 5 | .0087575 .0141466 0.62 0.536 -.0145191 .0320341 | decade | 2 | -.0111242 .0119394 -0.93 0.352 -.030769 .0085207 3 | -.008041 .02194 -0.37 0.714 -.0441407 .0280587 4 | -.0119306 .0327446 -0.36 0.716 -.065808 .0419468 5 | -.0153414 .0447667 -0.34 0.732 -.0889998 .058317 | _cons | -.0102178 .0125975 -0.81 0.417 -.0309456 .0105099 -------------------------------------------------------------------------------- F test of absorbed indicators: F(277, 2866) = 3.586 Prob > F = 0.000 . areg certtentscoredev ageatpub pagee i.journalid i.jelgr i.decade if narticles > real>5 [aw=weight],absorb(authorid) (sum of wgt is 2,464.64933109283) Linear regression, absorbing indicators Number of obs = 3,158 Absorbed variable: authorid No. of categories = 278 F( 14, 2866) = 1.75 Prob > F = 0.0404 R-squared = 0.2733 Adj R-squared = 0.1995 Root MSE = 0.1514 -------------------------------------------------------------------------------- certtentscor~v | Coef. Std. Err. t P>|t| [90% Conf. Interval] ---------------+---------------------------------------------------------------- ageatpub | -.0002567 .0010863 -0.24 0.813 -.002044 .0015306 pageequivalent | -.00007 .0004297 -0.16 0.871 -.0007771 .0006371 | journalid | 2 | .0318703 .009619 3.31 0.001 .0160434 .0476972 3 | .0061027 .0094199 0.65 0.517 -.0093968 .0216021 4 | -.0010151 .0102797 -0.10 0.921 -.0179291 .0158989 5 | .0269115 .0103915 2.59 0.010 .0098134 .0440095 | jelgroup | 2 | .0041657 .0096154 0.43 0.665 -.0116554 .0199868 3 | -.0001776 .0094879 -0.02 0.985 -.0157889 .0154336 4 | .0247959 .0114492 2.17 0.030 .0059577 .0436342 5 | .0266413 .0132377 2.01 0.044 .0048601 .0484225 | decade | 2 | .0038475 .0111723 0.34 0.731 -.0145353 .0222303 3 | .0079275 .0205304 0.39 0.699 -.025853 .041708 4 | -.0008481 .0306409 -0.03 0.978 -.0512642 .049568 5 | .0070847 .0418906 0.17 0.866 -.0618415 .076011 | _cons | -.0239724 .0117882 -2.03 0.042 -.0433685 -.0045763 -------------------------------------------------------------------------------- F test of absorbed indicators: F(277, 2866) = 3.695 Prob > F = 0.000 . areg fppscoredev ageatpub pagee i.journalid i.jelgr i.decade if narticlesreal> > 5 [aw=weight],absorb(authorid) (sum of wgt is 2,464.64933109283) Linear regression, absorbing indicators Number of obs = 3,158 Absorbed variable: authorid No. of categories = 278 F( 14, 2866) = 8.48 Prob > F = 0.0000 R-squared = 0.4417 Adj R-squared = 0.3850 Root MSE = 0.0968 -------------------------------------------------------------------------------- fppscoredev | Coef. Std. Err. t P>|t| [90% Conf. Interval] ---------------+---------------------------------------------------------------- ageatpub | -.0005131 .0006948 -0.74 0.460 -.0016564 .0006301 pageequivalent | -.000437 .0002749 -1.59 0.112 -.0008893 .0000153 | journalid | 2 | .0389402 .0061526 6.33 0.000 .0288168 .0490635 3 | .0108739 .0060253 1.80 0.071 .0009601 .0207878 4 | .0125266 .0065752 1.91 0.057 .0017079 .0233453 5 | .0341512 .0066467 5.14 0.000 .0232148 .0450876 | jelgroup | 2 | .0108602 .0061503 1.77 0.078 .0007405 .0209798 3 | .0151048 .0060688 2.49 0.013 .0051193 .0250902 4 | .0548549 .0073232 7.49 0.000 .0428054 .0669044 5 | .0281264 .0084672 3.32 0.001 .0141946 .0420583 | decade | 2 | -.0100639 .0071462 -1.41 0.159 -.021822 .0016943 3 | -.0138754 .0131319 -1.06 0.291 -.0354824 .0077316 4 | -.0057681 .0195988 -0.29 0.769 -.0380158 .0264795 5 | .001832 .0267945 0.07 0.945 -.0422553 .0459192 | _cons | -.0083523 .0075401 -1.11 0.268 -.0207587 .004054 -------------------------------------------------------------------------------- F test of absorbed indicators: F(277, 2866) = 6.783 Prob > F = 0.000 . . areg posnegscoredevsq ageatpub pagee i.journalid i.jelgr i.decade if narticle > sreal>5 [aw=weight],absorb(authorid) (sum of wgt is 2,464.64933109283) Linear regression, absorbing indicators Number of obs = 3,158 Absorbed variable: authorid No. of categories = 278 F( 14, 2866) = 2.34 Prob > F = 0.0033 R-squared = 0.1729 Adj R-squared = 0.0889 Root MSE = 0.0453 -------------------------------------------------------------------------------- posnegscored~q | Coef. Std. Err. t P>|t| [90% Conf. Interval] ---------------+---------------------------------------------------------------- ageatpub | .0004286 .0003252 1.32 0.188 -.0001065 .0009637 pageequivalent | -.0005812 .0001287 -4.52 0.000 -.0007929 -.0003695 | journalid | 2 | .0041541 .0028799 1.44 0.149 -.0005844 .0088926 3 | .0018405 .0028203 0.65 0.514 -.0027999 .006481 4 | .0002835 .0030777 0.09 0.927 -.0047805 .0053474 5 | .0054427 .0031112 1.75 0.080 .0003236 .0105617 | jelgroup | 2 | .0057699 .0028788 2.00 0.045 .0010331 .0105066 3 | .0019568 .0028406 0.69 0.491 -.0027172 .0066307 4 | .0069269 .0034278 2.02 0.043 .0012868 .0125669 5 | .0068451 .0039633 1.73 0.084 .0003239 .0133663 | decade | 2 | -.0006859 .0033449 -0.21 0.838 -.0061896 .0048178 3 | -.0042561 .0061467 -0.69 0.489 -.0143698 .0058576 4 | -.0081785 .0091737 -0.89 0.373 -.0232728 .0069158 5 | -.0058575 .0125418 -0.47 0.641 -.0264936 .0147787 | _cons | .0332173 .0035293 9.41 0.000 .0274102 .0390244 -------------------------------------------------------------------------------- F test of absorbed indicators: F(277, 2866) = 1.896 Prob > F = 0.000 . areg certtentscoredevsq ageatpub pagee i.journalid i.jelgr i.decade if narticl > esreal>5 [aw=weight],absorb(authorid) (sum of wgt is 2,464.64933109283) Linear regression, absorbing indicators Number of obs = 3,158 Absorbed variable: authorid No. of categories = 278 F( 14, 2866) = 4.66 Prob > F = 0.0000 R-squared = 0.1993 Adj R-squared = 0.1180 Root MSE = 0.0542 -------------------------------------------------------------------------------- certtentscor~q | Coef. Std. Err. t P>|t| [90% Conf. Interval] ---------------+---------------------------------------------------------------- ageatpub | .0002804 .0003892 0.72 0.471 -.0003599 .0009207 pageequivalent | -.0011048 .000154 -7.18 0.000 -.0013581 -.0008515 | journalid | 2 | .0033298 .0034461 0.97 0.334 -.0023403 .0089999 3 | .004396 .0033748 1.30 0.193 -.0011568 .0099488 4 | .0001065 .0036828 0.03 0.977 -.0059531 .0061661 5 | .0037206 .0037228 1.00 0.318 -.0024049 .0098461 | jelgroup | 2 | .0017239 .0034448 0.50 0.617 -.0039442 .0073919 3 | -.0031702 .0033991 -0.93 0.351 -.0087631 .0024227 4 | -.0032759 .0041018 -0.80 0.425 -.0100248 .0034731 5 | .0009932 .0047425 0.21 0.834 -.0068101 .0087965 | decade | 2 | .0000194 .0040026 0.00 0.996 -.0065664 .0066052 3 | -.0016346 .0073552 -0.22 0.824 -.0137367 .0104676 4 | .009201 .0109774 0.84 0.402 -.008861 .027263 5 | .0057845 .0150077 0.39 0.700 -.0189089 .0304779 | _cons | .0405128 .0042232 9.59 0.000 .0335639 .0474616 -------------------------------------------------------------------------------- F test of absorbed indicators: F(277, 2866) = 2.193 Prob > F = 0.000 . areg fppscoredevsq ageatpub pagee i.journalid i.jelgr i.decade if narticlesrea > l>5 [aw=weight],absorb(authorid) (sum of wgt is 2,464.64933109283) Linear regression, absorbing indicators Number of obs = 3,158 Absorbed variable: authorid No. of categories = 278 F( 14, 2866) = 5.89 Prob > F = 0.0000 R-squared = 0.3247 Adj R-squared = 0.2562 Root MSE = 0.0369 -------------------------------------------------------------------------------- fppscoredevsq | Coef. Std. Err. t P>|t| [90% Conf. Interval] ---------------+---------------------------------------------------------------- ageatpub | .0005279 .0002645 2.00 0.046 .0000927 .0009631 pageequivalent | -.0004317 .0001046 -4.12 0.000 -.0006038 -.0002595 | journalid | 2 | -.0054047 .0023423 -2.31 0.021 -.0092586 -.0015507 3 | .0002507 .0022938 0.11 0.913 -.0035235 .0040249 4 | -.0010509 .0025032 -0.42 0.675 -.0051696 .0030678 5 | -.0041419 .0025304 -1.64 0.102 -.0083054 .0000216 | jelgroup | 2 | .0000954 .0023414 0.04 0.968 -.0037572 .0039479 3 | .0015407 .0023104 0.67 0.505 -.0022608 .0053421 4 | .0023656 .0027879 0.85 0.396 -.0022217 .0069528 5 | .0160023 .0032235 4.96 0.000 .0106984 .0213061 | decade | 2 | -.0001831 .0027205 -0.07 0.946 -.0046595 .0042932 3 | -.0007202 .0049993 -0.14 0.885 -.0089459 .0075056 4 | -.0015412 .0074613 -0.21 0.836 -.0138179 .0107354 5 | -.0044363 .0102006 -0.43 0.664 -.0212203 .0123477 | _cons | .016301 .0028705 5.68 0.000 .0115779 .021024 -------------------------------------------------------------------------------- F test of absorbed indicators: F(277, 2866) = 4.282 Prob > F = 0.000 . . areg posnegscoredev ageatpub pagee i.journalid i.jelgr i.decade if narticlesre > al>9 [aw=weight],absorb(authorid) (sum of wgt is 1,680.14952078462) Linear regression, absorbing indicators Number of obs = 2,187 Absorbed variable: authorid No. of categories = 141 F( 14, 2032) = 3.39 Prob > F = 0.0000 R-squared = 0.2408 Adj R-squared = 0.1832 Root MSE = 0.1635 -------------------------------------------------------------------------------- posnegscoredev | Coef. Std. Err. t P>|t| [90% Conf. Interval] ---------------+---------------------------------------------------------------- ageatpub | .0005507 .0013794 0.40 0.690 -.0017192 .0028206 pageequivalent | -.0012843 .0005236 -2.45 0.014 -.002146 -.0004226 | journalid | 2 | .0258724 .0124044 2.09 0.037 .0054597 .0462852 3 | -.004476 .0121327 -0.37 0.712 -.0244417 .0154897 4 | -.0076341 .0133786 -0.57 0.568 -.02965 .0143817 5 | .0233158 .0132194 1.76 0.078 .001562 .0450697 | jelgroup | 2 | .0091284 .0122924 0.74 0.458 -.0111 .0293567 3 | .0585664 .0122154 4.79 0.000 .0384646 .0786681 4 | .0569698 .014675 3.88 0.000 .0328205 .081119 5 | .0096244 .0170839 0.56 0.573 -.0184889 .0377377 | decade | 2 | -.0087463 .0145459 -0.60 0.548 -.0326831 .0151904 3 | -.0033414 .0261115 -0.13 0.898 -.0463106 .0396279 4 | .0011778 .0387468 0.03 0.976 -.0625841 .0649397 5 | -.0194486 .0527845 -0.37 0.713 -.1063109 .0674137 | _cons | .0017661 .0153787 0.11 0.909 -.0235412 .0270734 -------------------------------------------------------------------------------- F test of absorbed indicators: F(140, 2032) = 4.168 Prob > F = 0.000 . areg certtentscoredev ageatpub pagee i.journalid i.jelgr i.decade if narticles > real>9 [aw=weight],absorb(authorid) (sum of wgt is 1,680.14952078462) Linear regression, absorbing indicators Number of obs = 2,187 Absorbed variable: authorid No. of categories = 141 F( 14, 2032) = 1.94 Prob > F = 0.0189 R-squared = 0.2355 Adj R-squared = 0.1775 Root MSE = 0.1468 -------------------------------------------------------------------------------- certtentscor~v | Coef. Std. Err. t P>|t| [90% Conf. Interval] ---------------+---------------------------------------------------------------- ageatpub | .0001873 .0012388 0.15 0.880 -.0018512 .0022258 pageequivalent | -.000228 .0004703 -0.48 0.628 -.0010018 .0005459 | journalid | 2 | .0385623 .0111399 3.46 0.001 .0202305 .0568942 3 | .0188102 .0108959 1.73 0.084 .0008799 .0367406 4 | .0024811 .0120147 0.21 0.836 -.0172904 .0222526 5 | .0357912 .0118718 3.01 0.003 .016255 .0553275 | jelgroup | 2 | -.0052472 .0110392 -0.48 0.635 -.0234134 .0129191 3 | .0026644 .0109702 0.24 0.808 -.0153882 .0207169 4 | .0177724 .013179 1.35 0.178 -.003915 .0394598 5 | .0342867 .0153423 2.23 0.026 .0090393 .059534 | decade | 2 | .008883 .013063 0.68 0.497 -.0126136 .0303795 3 | .0016328 .0234497 0.07 0.944 -.0369561 .0402217 4 | -.0017884 .0347969 -0.05 0.959 -.0590503 .0554735 5 | .0086112 .0474035 0.18 0.856 -.0693962 .0866187 | _cons | -.0387916 .013811 -2.81 0.005 -.061519 -.0160642 -------------------------------------------------------------------------------- F test of absorbed indicators: F(140, 2032) = 4.143 Prob > F = 0.000 . areg fppscoredev ageatpub pagee i.journalid i.jelgr i.decade if narticlesreal> > 9 [aw=weight],absorb(authorid) (sum of wgt is 1,680.14952078462) Linear regression, absorbing indicators Number of obs = 2,187 Absorbed variable: authorid No. of categories = 141 F( 14, 2032) = 5.27 Prob > F = 0.0000 R-squared = 0.4072 Adj R-squared = 0.3623 Root MSE = 0.0951 -------------------------------------------------------------------------------- fppscoredev | Coef. Std. Err. t P>|t| [90% Conf. Interval] ---------------+---------------------------------------------------------------- ageatpub | -.0009294 .000802 -1.16 0.247 -.0022491 .0003904 pageequivalent | .000071 .0003045 0.23 0.816 -.00043 .000572 | journalid | 2 | .0354268 .0072122 4.91 0.000 .0235583 .0472953 3 | .0052622 .0070543 0.75 0.456 -.0063463 .0168707 4 | .0058083 .0077786 0.75 0.455 -.0069923 .0186088 5 | .0306175 .0076861 3.98 0.000 .0179693 .0432658 | jelgroup | 2 | .0140673 .0071471 1.97 0.049 .0023061 .0258286 3 | .0147827 .0071024 2.08 0.038 .0030951 .0264704 4 | .0518567 .0085324 6.08 0.000 .0378157 .0658977 5 | .0304341 .009933 3.06 0.002 .0140883 .0467798 | decade | 2 | .0034408 .0084573 0.41 0.684 -.0104766 .0173582 3 | -.000523 .0151819 -0.03 0.973 -.0255064 .0244604 4 | .0057417 .0225284 0.25 0.799 -.0313311 .0428144 5 | .0134795 .0306902 0.44 0.661 -.0370244 .0639834 | _cons | -.0135623 .0089416 -1.52 0.129 -.0282766 .001152 -------------------------------------------------------------------------------- F test of absorbed indicators: F(140, 2032) = 7.970 Prob > F = 0.000 . . areg posnegscoredevsq ageatpub pagee i.journalid i.jelgr i.decade if narticle > sreal>9 [aw=weight],absorb(authorid) (sum of wgt is 1,680.14952078462) Linear regression, absorbing indicators Number of obs = 2,187 Absorbed variable: authorid No. of categories = 141 F( 14, 2032) = 1.78 Prob > F = 0.0358 R-squared = 0.1476 Adj R-squared = 0.0830 Root MSE = 0.0471 -------------------------------------------------------------------------------- posnegscored~q | Coef. Std. Err. t P>|t| [90% Conf. Interval] ---------------+---------------------------------------------------------------- ageatpub | .0006811 .0003972 1.71 0.087 .0000275 .0013346 pageequivalent | -.0005675 .0001508 -3.76 0.000 -.0008156 -.0003194 | journalid | 2 | .0058611 .0035715 1.64 0.101 -.0000161 .0117384 3 | .0012022 .0034933 0.34 0.731 -.0045463 .0069508 4 | .0015472 .003852 0.40 0.688 -.0047916 .007886 5 | .0067474 .0038061 1.77 0.076 .000484 .0130108 | jelgroup | 2 | .0045457 .0035392 1.28 0.199 -.0012784 .0103699 3 | .0043449 .0035171 1.24 0.217 -.0014428 .0101326 4 | .006236 .0042252 1.48 0.140 -.0007171 .013189 5 | .0074453 .0049188 1.51 0.130 -.0006491 .0155397 | decade | 2 | -.0004081 .004188 -0.10 0.922 -.0072999 .0064838 3 | -.0067368 .007518 -0.90 0.370 -.0191085 .0056349 4 | -.0136383 .011156 -1.22 0.222 -.0319966 .00472 5 | -.0135806 .0151977 -0.89 0.372 -.03859 .0114288 | _cons | .0304193 .0044278 6.87 0.000 .0231328 .0377057 -------------------------------------------------------------------------------- F test of absorbed indicators: F(140, 2032) = 2.197 Prob > F = 0.000 . areg certtentscoredevsq ageatpub pagee i.journalid i.jelgr i.decade if narticl > esreal>9 [aw=weight],absorb(authorid) (sum of wgt is 1,680.14952078462) Linear regression, absorbing indicators Number of obs = 2,187 Absorbed variable: authorid No. of categories = 141 F( 14, 2032) = 5.11 Prob > F = 0.0000 R-squared = 0.1158 Adj R-squared = 0.0488 Root MSE = 0.0425 -------------------------------------------------------------------------------- certtentscor~q | Coef. Std. Err. t P>|t| [90% Conf. Interval] ---------------+---------------------------------------------------------------- ageatpub | .000542 .0003586 1.51 0.131 -.0000481 .0011321 pageequivalent | -.0009548 .0001361 -7.01 0.000 -.0011788 -.0007308 | journalid | 2 | -.002183 .0032249 -0.68 0.499 -.0074898 .0031239 3 | .0017945 .0031542 0.57 0.569 -.0033961 .0069851 4 | -.0038318 .0034781 -1.10 0.271 -.0095554 .0018918 5 | .0018231 .0034367 0.53 0.596 -.0038324 .0074787 | jelgroup | 2 | -.0017603 .0031957 -0.55 0.582 -.0070192 .0034986 3 | -.0010129 .0031757 -0.32 0.750 -.0062389 .0042131 4 | -.0053353 .0038152 -1.40 0.162 -.0116136 .0009429 5 | .0036964 .0044414 0.83 0.405 -.0036124 .0110052 | decade | 2 | -.0063505 .0037816 -1.68 0.093 -.0125735 -.0001275 3 | -.0110504 .0067884 -1.63 0.104 -.0222215 .0001206 4 | -.0015525 .0100733 -0.15 0.878 -.0181292 .0150241 5 | -.0086732 .0137228 -0.63 0.527 -.0312554 .013909 | _cons | .0423437 .0039981 10.59 0.000 .0357644 .0489231 -------------------------------------------------------------------------------- F test of absorbed indicators: F(140, 2032) = 1.204 Prob > F = 0.057 . areg fppscoredevsq ageatpub pagee i.journalid i.jelgr i.decade if narticlesrea > l>9 [aw=weight],absorb(authorid) (sum of wgt is 1,680.14952078462) Linear regression, absorbing indicators Number of obs = 2,187 Absorbed variable: authorid No. of categories = 141 F( 14, 2032) = 5.79 Prob > F = 0.0000 R-squared = 0.2691 Adj R-squared = 0.2137 Root MSE = 0.0370 -------------------------------------------------------------------------------- fppscoredevsq | Coef. Std. Err. t P>|t| [90% Conf. Interval] ---------------+---------------------------------------------------------------- ageatpub | .0006596 .0003124 2.11 0.035 .0001456 .0011737 pageequivalent | -.0005481 .0001186 -4.62 0.000 -.0007433 -.000353 | journalid | 2 | -.0040002 .0028091 -1.42 0.155 -.0086229 .0006225 3 | .0029314 .0027476 1.07 0.286 -.0015901 .0074528 4 | .0004982 .0030297 0.16 0.869 -.0044876 .005484 5 | -.0027505 .0029937 -0.92 0.358 -.0076769 .002176 | jelgroup | 2 | -.000272 .0027838 -0.10 0.922 -.004853 .004309 3 | .0028991 .0027663 1.05 0.295 -.0016532 .0074514 4 | .0044387 .0033233 1.34 0.182 -.0010302 .0099077 5 | .016241 .0038689 4.20 0.000 .0098744 .0226076 | decade | 2 | -.0032005 .0032941 -0.97 0.331 -.0086213 .0022203 3 | -.0026267 .0059133 -0.44 0.657 -.0123576 .0071043 4 | -.0039153 .0087747 -0.45 0.656 -.018355 .0105245 5 | -.0037733 .0119537 -0.32 0.752 -.0234444 .0158978 | _cons | .0153979 .0034827 4.42 0.000 .0096667 .0211291 -------------------------------------------------------------------------------- F test of absorbed indicators: F(140, 2032) = 4.327 Prob > F = 0.000 . . . areg posnegscoredev ageatpub nauthors pagee i.journalid i.jelgr i.decade [aw > =weight],absorb(authorid) (sum of wgt is 2,805.23262116313) Linear regression, absorbing indicators Number of obs = 3,562 Absorbed variable: authorid No. of categories = 359 F( 15, 3188) = 3.87 Prob > F = 0.0000 R-squared = 0.2998 Adj R-squared = 0.2178 Root MSE = 0.1627 -------------------------------------------------------------------------------- posnegscoredev | Coef. Std. Err. t P>|t| [90% Conf. Interval] ---------------+---------------------------------------------------------------- ageatpub | .0011345 .0011297 1.00 0.315 -.0007243 .0029933 nauthors | -.0053416 .004749 -1.12 0.261 -.0131552 .002472 pageequivalent | -.0010159 .0004499 -2.26 0.024 -.0017561 -.0002758 | journalid | 2 | .0240712 .0099098 2.43 0.015 .0077663 .0403761 3 | -.000542 .0095738 -0.06 0.955 -.0162941 .0152101 4 | .0001316 .0104646 0.01 0.990 -.0170861 .0173493 5 | .0250894 .0107362 2.34 0.020 .0074247 .0427541 | jelgroup | 2 | .0072253 .0099645 0.73 0.468 -.0091696 .0236203 3 | .0555326 .0097811 5.68 0.000 .0394395 .0716258 4 | .0420294 .0117832 3.57 0.000 .0226421 .0614168 5 | .0044423 .0135608 0.33 0.743 -.0178697 .0267543 | decade | 2 | -.0171909 .0113185 -1.52 0.129 -.0358137 .0014319 3 | -.0152343 .0209579 -0.73 0.467 -.0497171 .0192485 4 | -.0259219 .0314344 -0.82 0.410 -.0776419 .0257982 5 | -.0327601 .0431787 -0.76 0.448 -.1038033 .0382832 | _cons | -.0001021 .0131322 -0.01 0.994 -.021709 .0215048 -------------------------------------------------------------------------------- F test of absorbed indicators: F(358, 3188) = 3.497 Prob > F = 0.000 . areg certtentscoredev ageatpub nauthors pagee i.journalid i.jelgr i.decade [ > aw=weight],absorb(authorid) (sum of wgt is 2,805.23262116313) Linear regression, absorbing indicators Number of obs = 3,562 Absorbed variable: authorid No. of categories = 359 F( 15, 3188) = 2.18 Prob > F = 0.0054 R-squared = 0.2957 Adj R-squared = 0.2134 Root MSE = 0.1507 -------------------------------------------------------------------------------- certtentscor~v | Coef. Std. Err. t P>|t| [90% Conf. Interval] ---------------+---------------------------------------------------------------- ageatpub | -.0005269 .0010464 -0.50 0.615 -.0022486 .0011948 nauthors | .0106166 .0043986 2.41 0.016 .0033794 .0178538 pageequivalent | -.0001544 .0004167 -0.37 0.711 -.0008399 .0005312 | journalid | 2 | .0263913 .0091788 2.88 0.004 .0112892 .0414934 3 | -.001355 .0088676 -0.15 0.879 -.015945 .0132351 4 | -.0073102 .0096926 -0.75 0.451 -.0232577 .0086374 5 | .022768 .0099442 2.29 0.022 .0064064 .0391296 | jelgroup | 2 | .0058327 .0092294 0.63 0.527 -.0093528 .0210182 3 | .0014848 .0090596 0.16 0.870 -.0134212 .0163907 4 | .0293675 .010914 2.69 0.007 .0114103 .0473246 5 | .0279695 .0125604 2.23 0.026 .0073035 .0486356 | decade | 2 | .0005383 .0104836 0.05 0.959 -.0167107 .0177873 3 | .0023143 .0194119 0.12 0.905 -.0296247 .0342533 4 | -.00423 .0291155 -0.15 0.884 -.0521347 .0436747 5 | .0050388 .0399934 0.13 0.900 -.0607636 .0708412 | _cons | -.0328308 .0121635 -2.70 0.007 -.0528438 -.0128179 -------------------------------------------------------------------------------- F test of absorbed indicators: F(358, 3188) = 3.561 Prob > F = 0.000 . areg fppscoredev ageatpub nauthors pagee i.journalid i.jelgr i.decade [aw= > weight],absorb(authorid) (sum of wgt is 2,805.23262116313) Linear regression, absorbing indicators Number of obs = 3,562 Absorbed variable: authorid No. of categories = 359 F( 15, 3188) = 8.28 Prob > F = 0.0000 R-squared = 0.4514 Adj R-squared = 0.3872 Root MSE = 0.0980 -------------------------------------------------------------------------------- fppscoredev | Coef. Std. Err. t P>|t| [90% Conf. Interval] ---------------+---------------------------------------------------------------- ageatpub | -.000019 .0006805 -0.03 0.978 -.0011385 .0011006 nauthors | -.0091461 .0028604 -3.20 0.001 -.0138523 -.0044398 pageequivalent | -.0003921 .000271 -1.45 0.148 -.0008379 .0000537 | journalid | 2 | .0364578 .0059688 6.11 0.000 .0266371 .0462785 3 | .0059734 .0057665 1.04 0.300 -.0035143 .0154612 4 | .0121911 .006303 1.93 0.053 .0018206 .0225616 5 | .0317446 .0064666 4.91 0.000 .0211049 .0423843 | jelgroup | 2 | .0078854 .0060018 1.31 0.189 -.0019895 .0177603 3 | .0156846 .0058913 2.66 0.008 .0059914 .0253777 4 | .054104 .0070972 7.62 0.000 .0424268 .0657813 5 | .0267025 .0081679 3.27 0.001 .0132637 .0401414 | decade | 2 | -.0090704 .0068173 -1.33 0.183 -.0202872 .0021463 3 | -.0116129 .0126233 -0.92 0.358 -.0323824 .0091566 4 | -.0075947 .0189334 -0.40 0.688 -.0387465 .0235571 5 | .0014977 .0260072 0.06 0.954 -.0412927 .0442881 | _cons | -.0016729 .0079097 -0.21 0.833 -.0146871 .0113413 -------------------------------------------------------------------------------- F test of absorbed indicators: F(358, 3188) = 5.995 Prob > F = 0.000 . . areg posnegscoredevsq ageatpub nauthors pagee i.journalid i.jelgr i.decade [ > aw=weight],absorb(authorid) (sum of wgt is 2,805.23262116313) Linear regression, absorbing indicators Number of obs = 3,562 Absorbed variable: authorid No. of categories = 359 F( 15, 3188) = 2.49 Prob > F = 0.0012 R-squared = 0.2128 Adj R-squared = 0.1207 Root MSE = 0.0466 -------------------------------------------------------------------------------- posnegscored~q | Coef. Std. Err. t P>|t| [90% Conf. Interval] ---------------+---------------------------------------------------------------- ageatpub | .0006814 .0003233 2.11 0.035 .0001494 .0012134 nauthors | -.0009196 .0013592 -0.68 0.499 -.003156 .0013167 pageequivalent | -.0006653 .0001288 -5.17 0.000 -.0008771 -.0004535 | journalid | 2 | .0028615 .0028362 1.01 0.313 -.0018051 .0075281 3 | .0029477 .0027401 1.08 0.282 -.0015607 .007456 4 | .0004762 .002995 0.16 0.874 -.0044516 .005404 5 | .0059572 .0030728 1.94 0.053 .0009015 .0110129 | jelgroup | 2 | .0049301 .0028519 1.73 0.084 .0002378 .0096225 3 | .0021351 .0027994 0.76 0.446 -.0024708 .0067411 4 | .0059896 .0033724 1.78 0.076 .0004408 .0115384 5 | .0037543 .0038812 0.97 0.333 -.0026315 .0101401 | decade | 2 | -.0020242 .0032394 -0.62 0.532 -.0073542 .0033057 3 | -.0079431 .0059983 -1.32 0.186 -.0178123 .0019261 4 | -.0121756 .0089967 -1.35 0.176 -.0269782 .002627 5 | -.01099 .012358 -0.89 0.374 -.031323 .0093429 | _cons | .0362756 .0037585 9.65 0.000 .0300916 .0424596 -------------------------------------------------------------------------------- F test of absorbed indicators: F(358, 3188) = 2.140 Prob > F = 0.000 . areg certtentscoredevsq ageatpub nauthors pagee i.journalid i.jelgr i.decade > [aw=weight],absorb(authorid) (sum of wgt is 2,805.23262116313) Linear regression, absorbing indicators Number of obs = 3,562 Absorbed variable: authorid No. of categories = 359 F( 15, 3188) = 4.67 Prob > F = 0.0000 R-squared = 0.2057 Adj R-squared = 0.1128 Root MSE = 0.0541 -------------------------------------------------------------------------------- certtentscor~q | Coef. Std. Err. t P>|t| [90% Conf. Interval] ---------------+---------------------------------------------------------------- ageatpub | .0002712 .0003755 0.72 0.470 -.0003467 .000889 nauthors | -.0001909 .0015786 -0.12 0.904 -.0027883 .0024064 pageequivalent | -.0011336 .0001495 -7.58 0.000 -.0013797 -.0008876 | journalid | 2 | .0023502 .0032941 0.71 0.476 -.0030698 .0077701 3 | .0044468 .0031825 1.40 0.162 -.0007894 .009683 4 | -.0003387 .0034786 -0.10 0.922 -.0060621 .0053846 5 | .0058076 .0035689 1.63 0.104 -.0000644 .0116796 | jelgroup | 2 | .0015831 .0033123 0.48 0.633 -.0038668 .007033 3 | -.0010912 .0032514 -0.34 0.737 -.0064408 .0042584 4 | -.0035993 .0039169 -0.92 0.358 -.0100439 .0028453 5 | -.0006412 .0045078 -0.14 0.887 -.008058 .0067756 | decade | 2 | -.0006211 .0037624 -0.17 0.869 -.0068115 .0055694 3 | -.0023145 .0069667 -0.33 0.740 -.0137771 .009148 4 | .0091617 .0104492 0.88 0.381 -.0080307 .0263542 5 | .0066843 .0143532 0.47 0.641 -.0169314 .0303 | _cons | .0414995 .0043653 9.51 0.000 .0343171 .0486819 -------------------------------------------------------------------------------- F test of absorbed indicators: F(358, 3188) = 1.950 Prob > F = 0.000 . areg fppscoredevsq ageatpub nauthors pagee i.journalid i.jelgr i.decade [aw= > weight],absorb(authorid) (sum of wgt is 2,805.23262116313) Linear regression, absorbing indicators Number of obs = 3,562 Absorbed variable: authorid No. of categories = 359 F( 15, 3188) = 4.99 Prob > F = 0.0000 R-squared = 0.3275 Adj R-squared = 0.2488 Root MSE = 0.0379 -------------------------------------------------------------------------------- fppscoredevsq | Coef. Std. Err. t P>|t| [90% Conf. Interval] ---------------+---------------------------------------------------------------- ageatpub | .0004431 .0002629 1.69 0.092 .0000105 .0008757 nauthors | .0018728 .0011053 1.69 0.090 .0000542 .0036914 pageequivalent | -.0004935 .0001047 -4.71 0.000 -.0006657 -.0003212 | journalid | 2 | -.004938 .0023065 -2.14 0.032 -.0087329 -.0011431 3 | .0028291 .0022283 1.27 0.204 -.0008371 .0064953 4 | -.0009317 .0024356 -0.38 0.702 -.004939 .0030756 5 | -.0030993 .0024988 -1.24 0.215 -.0072107 .001012 | jelgroup | 2 | .0006573 .0023192 0.28 0.777 -.0031585 .0044732 3 | .0016133 .0022765 0.71 0.479 -.0021323 .0053589 4 | .0028082 .0027425 1.02 0.306 -.0017041 .0073205 5 | .0139142 .0031562 4.41 0.000 .0087212 .0191072 | decade | 2 | -.0001301 .0026343 -0.05 0.961 -.0044645 .0042042 3 | -.0012744 .0048779 -0.26 0.794 -.0093001 .0067513 4 | -.0012787 .0073162 -0.17 0.861 -.0133163 .0107589 5 | -.0043994 .0100496 -0.44 0.662 -.0209344 .0121356 | _cons | .0149135 .0030565 4.88 0.000 .0098846 .0199424 -------------------------------------------------------------------------------- F test of absorbed indicators: F(358, 3188) = 3.753 Prob > F = 0.000 . . clear . . *Tables 2 and 3 REDO ON SOLE AUTHORS* . . clear . *REPLACE BELOW WITH RELEVANT LOCATION* . use "C:\Users\Owner\Desktop\D Drive old lenovo\KosnikWriting\AllInfoForDoMaster. > dta" . drop if nauthors>1 (9,379 observations deleted) . gener posnegscoredevsq=posnegscoredev^2 . gener certtentscoredevsq=certtentscoredev^2 . gener fppscoredevsq=fppscoredev^2 . . summ posnegscore* certtentscore* fppscore* ageatpub female pagee english2 [aw=w > eight] Variable | Obs Weight Mean Std. Dev. Min Max -------------+----------------------------------------------------------------- posnegscore | 3,433 3430 -.2339929 .1862314 -1 .4509804 posnegscor~v | 3,433 3430 .003955 .1823951 -.7700094 .7258728 posnegscor~q | 3,433 3430 .0332739 .0490676 2.44e-09 .5929145 certtentsc~e | 3,433 3430 -.3577931 .1739455 -1 1 certtentsc~v | 3,433 3430 -.0123624 .1727488 -.6590153 1.343473 -------------+----------------------------------------------------------------- certtentsc~q | 3,433 3430 .0299863 .0575302 2.94e-09 1.804919 fppscore | 3,433 3430 .7304565 .1296562 -.5294118 1 fppscoredev | 3,433 3430 .0069155 .1253874 -1.270493 .2728693 fppscorede~q | 3,433 3430 .0157652 .0524986 9.09e-11 1.614153 ageatpub | 3,433 3430 10.08083 8.748083 -5 53 -------------+----------------------------------------------------------------- female | 3,433 3430 .0324344 .1771766 0 1 pageequiva~t | 3,433 3430 16.67162 9.4339 .731 58.424 english2 | 3,433 3430 .7150875 .4514385 0 1 . ci means posnegscore* certtentscore* fppscore* ageatpub female pagee english2 [ > aw=weight] Variable | Obs Mean Std. Err. [90% Conf. Interval] -------------+--------------------------------------------------------------- posnegscore | 3,433 -.2339929 .0031785 -.2392224 -.2287634 posnegscor~v | 3,433 .003955 .003113 -.0011667 .0090768 posnegscor~q | 3,433 .0332739 .0008374 .0318961 .0346518 certtentsc~e | 3,433 -.3577931 .0029688 -.3626776 -.3529086 certtentsc~v | 3,433 -.0123624 .0029483 -.0172133 -.0075115 -------------+--------------------------------------------------------------- certtentsc~q | 3,433 .0299863 .0009819 .0283708 .0316018 fppscore | 3,433 .7304565 .0022129 .7268157 .7340973 fppscoredev | 3,433 .0069155 .00214 .0033946 .0104365 fppscorede~q | 3,433 .0157652 .000896 .0142911 .0172394 ageatpub | 3,433 10.08083 .1493056 9.835179 10.32648 -------------+--------------------------------------------------------------- female | 3,433 .0324344 .0030239 .0274592 .0374096 pageequiva~t | 3,433 16.67162 .1610106 16.40671 16.93653 english2 | 3,433 .7150875 .0077048 .7024108 .7277642 . . correl posnegscoredev certtentscoredev fppscoredev [aw=weight] (sum of wgt is 3,430) (obs=3,433) | posneg~v certte~v fppsco~v -------------+--------------------------- posnegscor~v | 1.0000 certtentsc~v | 0.0808 1.0000 fppscoredev | 0.1589 0.0656 1.0000 . correl posnegscoredevsq certtentscoredevsq fppscoredevsq [aw=weight] (sum of wgt is 3,430) (obs=3,433) | posneg~q certte~q fppsco~q -------------+--------------------------- posnegscor~q | 1.0000 certtentsc~q | 0.0789 1.0000 fppscorede~q | 0.0499 0.0932 1.0000 . . regress posnegscoredev ageatpub female pagee english2 i.journalid i.jelgr i.dec > ade [aw=weight],cluster(authorid) (sum of wgt is 3,430) Linear regression Number of obs = 3,433 F(16, 1048) = 3.62 Prob > F = 0.0000 R-squared = 0.0203 Root MSE = .18096 (Std. Err. adjusted for 1,049 clusters in authorid) -------------------------------------------------------------------------------- | Robust posnegscoredev | Coef. Std. Err. t P>|t| [90% Conf. Interval] ---------------+---------------------------------------------------------------- ageatpub | .0007248 .0004675 1.55 0.121 -.0000448 .0014944 female | .0155336 .0218501 0.71 0.477 -.0204384 .0515056 pageequivalent | -.0007026 .00047 -1.50 0.135 -.0014764 .0000711 english2 | -.0204309 .0095184 -2.15 0.032 -.0361011 -.0047607 | journalid | 2 | .0474561 .010627 4.47 0.000 .0299608 .0649515 3 | -.0065123 .0094672 -0.69 0.492 -.0220983 .0090736 4 | .0148148 .0103353 1.43 0.152 -.0022004 .0318299 5 | .0510298 .0107244 4.76 0.000 .0333742 .0686855 | jelgroup | 2 | .0188826 .01107 1.71 0.088 .0006578 .0371073 3 | .0360172 .0094861 3.80 0.000 .0204002 .0516343 4 | .0423267 .0123774 3.42 0.001 .0219496 .0627037 5 | .0333226 .0156257 2.13 0.033 .0075978 .0590473 | decade | 2 | -.0060233 .0088 -0.68 0.494 -.0205108 .0084642 3 | -.0038509 .0114318 -0.34 0.736 -.0226712 .0149695 4 | -.008458 .0147099 -0.57 0.565 -.032675 .0157591 5 | -.0028811 .0188542 -0.15 0.879 -.033921 .0281588 | _cons | -.0195137 .0142702 -1.37 0.172 -.0430069 .0039796 -------------------------------------------------------------------------------- . regress certtentscoredev ageatpub female pagee english2 i.journalid i.jelgr i.d > ecade [aw=weight],cluster(authorid) (sum of wgt is 3,430) Linear regression Number of obs = 3,433 F(16, 1048) = 2.94 Prob > F = 0.0001 R-squared = 0.0253 Root MSE = .17094 (Std. Err. adjusted for 1,049 clusters in authorid) -------------------------------------------------------------------------------- | Robust certtentscor~v | Coef. Std. Err. t P>|t| [90% Conf. Interval] ---------------+---------------------------------------------------------------- ageatpub | -.0004802 .0004424 -1.09 0.278 -.0012085 .000248 female | .0116412 .0197495 0.59 0.556 -.0208726 .044155 pageequivalent | .0005492 .0004448 1.23 0.217 -.0001831 .0012816 english2 | -.0538234 .0097003 -5.55 0.000 -.0697932 -.0378537 | journalid | 2 | .0104023 .0108372 0.96 0.337 -.007439 .0282436 3 | -.010765 .0096717 -1.11 0.266 -.0266877 .0051576 4 | -.0093763 .009995 -0.94 0.348 -.0258311 .0070785 5 | .0093721 .0097739 0.96 0.338 -.0067188 .025463 | jelgroup | 2 | .0111075 .0112104 0.99 0.322 -.0073483 .0295633 3 | .0075064 .0103698 0.72 0.469 -.0095654 .0245783 4 | .022051 .0118979 1.85 0.064 .0024634 .0416386 5 | .0218242 .0147846 1.48 0.140 -.0025158 .0461642 | decade | 2 | -.002622 .0088196 -0.30 0.766 -.0171418 .0118978 3 | -.0101339 .0112932 -0.90 0.370 -.0287259 .0084582 4 | -.0312562 .0133873 -2.33 0.020 -.0532958 -.0092165 5 | -.0279955 .018311 -1.53 0.127 -.0581411 .0021501 | _cons | .0197041 .0150576 1.31 0.191 -.0050854 .0444936 -------------------------------------------------------------------------------- . regress fppscoredev ageatpub female pagee english2 i.journalid i.jelgr i.decade > [aw=weight],cluster(authorid) (sum of wgt is 3,430) Linear regression Number of obs = 3,433 F(16, 1048) = 9.68 Prob > F = 0.0000 R-squared = 0.0663 Root MSE = .12144 (Std. Err. adjusted for 1,049 clusters in authorid) -------------------------------------------------------------------------------- | Robust fppscoredev | Coef. Std. Err. t P>|t| [90% Conf. Interval] ---------------+---------------------------------------------------------------- ageatpub | -.0014175 .0004974 -2.85 0.004 -.0022364 -.0005986 female | -.0477866 .02593 -1.84 0.066 -.0904753 -.0050978 pageequivalent | -.0004756 .0003904 -1.22 0.223 -.0011184 .0001671 english2 | -.0265364 .0058298 -4.55 0.000 -.036134 -.0169387 | journalid | 2 | .0407894 .0067741 6.02 0.000 .0296371 .0519417 3 | -.0051271 .0079118 -0.65 0.517 -.0181524 .0078981 4 | .0171575 .007859 2.18 0.029 .0042191 .0300959 5 | .0532653 .0067112 7.94 0.000 .0422166 .064314 | jelgroup | 2 | .0108432 .0060687 1.79 0.074 .0008521 .0208342 3 | .0114756 .0061808 1.86 0.064 .0013001 .021651 4 | .0216261 .008669 2.49 0.013 .0073542 .035898 5 | -.0104504 .0122537 -0.85 0.394 -.0306238 .009723 | decade | 2 | .0074546 .0058913 1.27 0.206 -.0022442 .0171535 3 | .0113295 .007578 1.50 0.135 -.0011463 .0238052 4 | .0059483 .0119097 0.50 0.618 -.0136588 .0255554 5 | .008624 .0165633 0.52 0.603 -.0186443 .0358923 | _cons | .0143225 .0094379 1.52 0.129 -.0012152 .0298603 -------------------------------------------------------------------------------- . . regress posnegscoredevsq ageatpub female pagee english2 i.journalid i.jelgr i.d > ecade [aw=weight],cluster(authorid) (sum of wgt is 3,430) Linear regression Number of obs = 3,433 F(16, 1048) = 2.69 Prob > F = 0.0003 R-squared = 0.0136 Root MSE = .04885 (Std. Err. adjusted for 1,049 clusters in authorid) -------------------------------------------------------------------------------- | Robust posnegscored~q | Coef. Std. Err. t P>|t| [90% Conf. Interval] ---------------+---------------------------------------------------------------- ageatpub | -.0000533 .0001076 -0.50 0.621 -.0002304 .0001239 female | .0036618 .0042419 0.86 0.388 -.0033217 .0106452 pageequivalent | -.0004742 .000124 -3.82 0.000 -.0006784 -.0002701 english2 | .0011134 .0022888 0.49 0.627 -.0026547 .0048815 | journalid | 2 | .0037103 .0028229 1.31 0.189 -.0009371 .0083577 3 | .0020907 .0025093 0.83 0.405 -.0020404 .0062218 4 | .0015834 .0027321 0.58 0.562 -.0029146 .0060813 5 | .0016825 .0026369 0.64 0.524 -.0026586 .0060236 | jelgroup | 2 | .0074424 .002722 2.73 0.006 .0029612 .0119237 3 | .0004539 .0022492 0.20 0.840 -.003249 .0041568 4 | .0096556 .0031873 3.03 0.003 .0044084 .0149029 5 | .0121443 .0044738 2.71 0.007 .004779 .0195095 | decade | 2 | .0032605 .0021834 1.49 0.136 -.000334 .0068551 3 | .0010007 .0028043 0.36 0.721 -.0036161 .0056175 4 | .0013461 .0032711 0.41 0.681 -.0040391 .0067313 5 | .0026129 .0043994 0.59 0.553 -.00463 .0098557 | _cons | .0331537 .0033591 9.87 0.000 .0276236 .0386839 -------------------------------------------------------------------------------- . regress certtentscoredevsq ageatpub female pagee english2 i.journalid i.jelgr i > .decade [aw=weight],cluster(authorid) (sum of wgt is 3,430) Linear regression Number of obs = 3,433 F(16, 1048) = 6.74 Prob > F = 0.0000 R-squared = 0.0346 Root MSE = .05666 (Std. Err. adjusted for 1,049 clusters in authorid) -------------------------------------------------------------------------------- | Robust certtentscor~q | Coef. Std. Err. t P>|t| [90% Conf. Interval] ---------------+---------------------------------------------------------------- ageatpub | -5.66e-06 .000109 -0.05 0.959 -.0001851 .0001738 female | .0032131 .0041248 0.78 0.436 -.0035776 .0100037 pageequivalent | -.0011578 .0001528 -7.58 0.000 -.0014093 -.0009063 english2 | -.0068867 .0029491 -2.34 0.020 -.0117417 -.0020316 | journalid | 2 | .0020694 .0036783 0.56 0.574 -.0039861 .008125 3 | .0025733 .0024449 1.05 0.293 -.0014516 .0065983 4 | -.0011131 .0025172 -0.44 0.658 -.0052571 .0030309 5 | -.0016437 .0025962 -0.63 0.527 -.0059179 .0026305 | jelgroup | 2 | -.00292 .0048325 -0.60 0.546 -.0108757 .0050358 3 | -.003151 .0028609 -1.10 0.271 -.0078609 .0015589 4 | -.0072885 .003358 -2.17 0.030 -.0128167 -.0017602 5 | -.0037986 .0038715 -0.98 0.327 -.0101723 .002575 | decade | 2 | -.0018515 .0030033 -0.62 0.538 -.0067959 .0030929 3 | .0018364 .0027931 0.66 0.511 -.0027619 .0064347 4 | .0068704 .0029889 2.30 0.022 .0019497 .0117911 5 | .0134036 .0042968 3.12 0.002 .0063298 .0204774 | _cons | .0549507 .0044846 12.25 0.000 .0475677 .0623338 -------------------------------------------------------------------------------- . regress fppscoredevsq ageatpub female pagee english2 i.journalid i.jelgr i.deca > de [aw=weight],cluster(authorid) (sum of wgt is 3,430) Linear regression Number of obs = 3,433 F(16, 1048) = 3.72 Prob > F = 0.0000 R-squared = 0.0455 Root MSE = .05141 (Std. Err. adjusted for 1,049 clusters in authorid) -------------------------------------------------------------------------------- | Robust fppscoredevsq | Coef. Std. Err. t P>|t| [90% Conf. Interval] ---------------+---------------------------------------------------------------- ageatpub | .000546 .0002385 2.29 0.022 .0001533 .0009386 female | .0177708 .0112379 1.58 0.114 -.0007303 .0362719 pageequivalent | -.0004995 .0001826 -2.74 0.006 -.0008001 -.0001989 english2 | .0061445 .0015009 4.09 0.000 .0036736 .0086154 | journalid | 2 | -.0032477 .0022134 -1.47 0.143 -.0068916 .0003963 3 | .0081247 .003208 2.53 0.011 .0028432 .0134061 4 | -.0007453 .0024937 -0.30 0.765 -.0048506 .0033601 5 | -.0039001 .0020779 -1.88 0.061 -.0073209 -.0004792 | jelgroup | 2 | -.0001087 .001833 -0.06 0.953 -.0031264 .0029089 3 | .0022828 .0021123 1.08 0.280 -.0011948 .0057603 4 | .0083241 .0029577 2.81 0.005 .0034548 .0131933 5 | .0193614 .0045508 4.25 0.000 .0118694 .0268535 | decade | 2 | .0004835 .0022054 0.22 0.827 -.0031473 .0041142 3 | .0011362 .0023153 0.49 0.624 -.0026754 .0049479 4 | .0058848 .0032937 1.79 0.074 .0004624 .0113071 5 | .0114945 .0068218 1.68 0.092 .0002638 .0227253 | _cons | .0081922 .0035471 2.31 0.021 .0023525 .0140319 -------------------------------------------------------------------------------- . . . *AREGS* . areg posnegscoredev ageatpub pagee i.journalid i.jelgr i.decade [aw=weight],a > bsorb(authorid) (sum of wgt is 3,430) Linear regression, absorbing indicators Number of obs = 3,433 Absorbed variable: authorid No. of categories = 1,049 F( 14, 2370) = 3.88 Prob > F = 0.0000 R-squared = 0.4729 Adj R-squared = 0.2367 Root MSE = 0.1594 -------------------------------------------------------------------------------- posnegscoredev | Coef. Std. Err. t P>|t| [90% Conf. Interval] ---------------+---------------------------------------------------------------- ageatpub | .0019529 .0012308 1.59 0.113 -.0000725 .0039782 pageequivalent | -.0006655 .0005155 -1.29 0.197 -.0015138 .0001829 | journalid | 2 | .0389224 .0117778 3.30 0.001 .019542 .0583028 3 | .0091752 .0105663 0.87 0.385 -.0082116 .0265621 4 | .0154448 .01145 1.35 0.178 -.0033961 .0342857 5 | .0429654 .0120801 3.56 0.000 .0230875 .0628432 | jelgroup | 2 | .0094458 .0117203 0.81 0.420 -.00984 .0287316 3 | .0487996 .0113613 4.30 0.000 .0301046 .0674946 4 | .0693487 .0141041 4.92 0.000 .0461405 .0925569 5 | .0281499 .0157471 1.79 0.074 .002238 .0540618 | decade | 2 | -.0360537 .013908 -2.59 0.010 -.0589393 -.0131681 3 | -.0460118 .0242931 -1.89 0.058 -.0859861 -.0060376 4 | -.068155 .0360373 -1.89 0.059 -.1274544 -.0088557 5 | -.0783302 .0489484 -1.60 0.110 -.1588747 .0022143 | _cons | -.0212532 .0140589 -1.51 0.131 -.0443871 .0018807 -------------------------------------------------------------------------------- F test of absorbed indicators: F(1048, 2370) = 1.953 Prob > F = 0.000 . areg certtentscoredev ageatpub pagee i.journalid i.jelgr i.decade [aw=weight] > ,absorb(authorid) (sum of wgt is 3,430) Linear regression, absorbing indicators Number of obs = 3,433 Absorbed variable: authorid No. of categories = 1,049 F( 14, 2370) = 1.80 Prob > F = 0.0335 R-squared = 0.4796 Adj R-squared = 0.2464 Root MSE = 0.1500 -------------------------------------------------------------------------------- certtentscor~v | Coef. Std. Err. t P>|t| [90% Conf. Interval] ---------------+---------------------------------------------------------------- ageatpub | -.0001859 .0011583 -0.16 0.873 -.0020919 .0017201 pageequivalent | .0005547 .0004852 1.14 0.253 -.0002436 .0013531 | journalid | 2 | .0218767 .0110838 1.97 0.049 .0036383 .0401152 3 | .004441 .0099437 0.45 0.655 -.0119213 .0208033 4 | .0051303 .0107753 0.48 0.634 -.0126004 .022861 5 | .0224842 .0113683 1.98 0.048 .0037777 .0411907 | jelgroup | 2 | .007618 .0110297 0.69 0.490 -.0105314 .0257674 3 | -.0078695 .0106918 -0.74 0.462 -.0254629 .0097239 4 | .0224572 .013273 1.69 0.091 .0006166 .0442978 5 | .0155804 .0148192 1.05 0.293 -.0088046 .0399654 | decade | 2 | -.0128154 .0130885 -0.98 0.328 -.0343525 .0087216 3 | -.0136528 .0228617 -0.60 0.550 -.0512716 .023966 4 | -.0422604 .0339138 -1.25 0.213 -.0980655 .0135448 5 | -.0411339 .0460641 -0.89 0.372 -.1169323 .0346645 | _cons | -.0199101 .0132305 -1.50 0.132 -.0416809 .0018606 -------------------------------------------------------------------------------- F test of absorbed indicators: F(1048, 2370) = 2.053 Prob > F = 0.000 . areg fppscoredev ageatpub pagee i.journalid i.jelgr i.decade [aw=weight],abso > rb(authorid) (sum of wgt is 3,430) Linear regression, absorbing indicators Number of obs = 3,433 Absorbed variable: authorid No. of categories = 1,049 F( 14, 2370) = 6.53 Prob > F = 0.0000 R-squared = 0.6106 Adj R-squared = 0.4360 Root MSE = 0.0942 -------------------------------------------------------------------------------- fppscoredev | Coef. Std. Err. t P>|t| [90% Conf. Interval] ---------------+---------------------------------------------------------------- ageatpub | -.001247 .0007273 -1.71 0.087 -.0024438 -.0000502 pageequivalent | -.0000457 .0003046 -0.15 0.881 -.0005469 .0004556 | journalid | 2 | .016943 .0069595 2.43 0.015 .0054911 .0283949 3 | -.0052111 .0062436 -0.83 0.404 -.015485 .0050628 4 | .0057175 .0067658 0.85 0.398 -.0054156 .0168506 5 | .0070274 .0071382 0.98 0.325 -.0047184 .0187733 | jelgroup | 2 | -.0016387 .0069256 -0.24 0.813 -.0130347 .0097573 3 | -.0049425 .0067134 -0.74 0.462 -.0159894 .0061043 4 | .0396325 .0083341 4.76 0.000 .0259188 .0533463 5 | -.0019715 .009305 -0.21 0.832 -.0172828 .0133399 | decade | 2 | -.0093555 .0082183 -1.14 0.255 -.0228786 .0041676 3 | -.0054016 .0143548 -0.38 0.707 -.0290224 .0182192 4 | -.0016469 .0212945 -0.08 0.938 -.0366869 .0333931 5 | -.0174416 .0289237 -0.60 0.547 -.0650354 .0301522 | _cons | .0159532 .0083074 1.92 0.055 .0022833 .029623 -------------------------------------------------------------------------------- F test of absorbed indicators: F(1048, 2370) = 3.235 Prob > F = 0.000 . . areg posnegscoredevsq ageatpub pagee i.journalid i.jelgr i.decade [aw=weight] > ,absorb(authorid) (sum of wgt is 3,430) Linear regression, absorbing indicators Number of obs = 3,433 Absorbed variable: authorid No. of categories = 1,049 F( 14, 2370) = 1.63 Prob > F = 0.0646 R-squared = 0.3874 Adj R-squared = 0.1129 Root MSE = 0.0462 -------------------------------------------------------------------------------- posnegscored~q | Coef. Std. Err. t P>|t| [90% Conf. Interval] ---------------+---------------------------------------------------------------- ageatpub | .0003303 .000357 0.93 0.355 -.000257 .0009177 pageequivalent | -.0004597 .0001495 -3.07 0.002 -.0007057 -.0002137 | journalid | 2 | .0042117 .0034157 1.23 0.218 -.0014089 .0098323 3 | .0018154 .0030644 0.59 0.554 -.003227 .0068578 4 | .0009508 .0033206 0.29 0.775 -.0045133 .006415 5 | .002929 .0035034 0.84 0.403 -.0028358 .0086938 | jelgroup | 2 | .0038652 .0033991 1.14 0.256 -.0017279 .0094584 3 | -.0019289 .0032949 -0.59 0.558 -.0073507 .0034929 4 | .0027738 .0040904 0.68 0.498 -.0039569 .0095044 5 | .0072142 .0045669 1.58 0.114 -.0003006 .014729 | decade | 2 | .0002461 .0040335 0.06 0.951 -.006391 .0068832 3 | -.0046806 .0070453 -0.66 0.507 -.0162736 .0069125 4 | -.0099029 .0104513 -0.95 0.343 -.0271004 .0072947 5 | -.0165844 .0141957 -1.17 0.243 -.0399434 .0067745 | _cons | .0374687 .0040773 9.19 0.000 .0307596 .0441778 -------------------------------------------------------------------------------- F test of absorbed indicators: F(1048, 2370) = 1.381 Prob > F = 0.000 . areg certtentscoredevsq ageatpub pagee i.journalid i.jelgr i.decade [aw=weigh > t],absorb(authorid) (sum of wgt is 3,430) Linear regression, absorbing indicators Number of obs = 3,433 Absorbed variable: authorid No. of categories = 1,049 F( 14, 2370) = 4.04 Prob > F = 0.0000 R-squared = 0.4158 Adj R-squared = 0.1540 Root MSE = 0.0529 -------------------------------------------------------------------------------- certtentscor~q | Coef. Std. Err. t P>|t| [90% Conf. Interval] ---------------+---------------------------------------------------------------- ageatpub | -.0002125 .0004087 -0.52 0.603 -.000885 .0004601 pageequivalent | -.0011707 .0001712 -6.84 0.000 -.0014524 -.000889 | journalid | 2 | .003393 .003911 0.87 0.386 -.0030425 .0098285 3 | .0057535 .0035087 1.64 0.101 -.00002 .011527 4 | .0047892 .0038021 1.26 0.208 -.0014672 .0110455 5 | .0037412 .0040114 0.93 0.351 -.0028595 .0103419 | jelgroup | 2 | .0039039 .0038919 1.00 0.316 -.0025002 .0103081 3 | .0010924 .0037727 0.29 0.772 -.0051155 .0073003 4 | -.0013352 .0046834 -0.29 0.776 -.0090418 .0063713 5 | .0014866 .0052291 0.28 0.776 -.0071178 .010091 | decade | 2 | -.0004732 .0046183 -0.10 0.918 -.0080727 .0071263 3 | .000986 .0080669 0.12 0.903 -.012288 .01426 4 | .0115418 .0119667 0.96 0.335 -.0081493 .0312329 5 | .0220365 .016254 1.36 0.175 -.0047094 .0487824 | _cons | .0441834 .0046685 9.46 0.000 .0365015 .0518654 -------------------------------------------------------------------------------- F test of absorbed indicators: F(1048, 2370) = 1.486 Prob > F = 0.000 . areg fppscoredevsq ageatpub pagee i.journalid i.jelgr i.decade [aw=weight],abs > orb(authorid) (sum of wgt is 3,430) Linear regression, absorbing indicators Number of obs = 3,433 Absorbed variable: authorid No. of categories = 1,049 F( 14, 2370) = 5.93 Prob > F = 0.0000 R-squared = 0.4554 Adj R-squared = 0.2114 Root MSE = 0.0466 -------------------------------------------------------------------------------- fppscoredevsq | Coef. Std. Err. t P>|t| [90% Conf. Interval] ---------------+---------------------------------------------------------------- ageatpub | .0007296 .0003601 2.03 0.043 .0001371 .0013222 pageequivalent | -.0006269 .0001508 -4.16 0.000 -.000875 -.0003787 | journalid | 2 | .0017384 .0034457 0.50 0.614 -.0039316 .0074083 3 | .0088682 .0030913 2.87 0.004 .0037815 .0139549 4 | .00368 .0033498 1.10 0.272 -.0018322 .0091921 5 | .0046461 .0035342 1.31 0.189 -.0011693 .0104616 | jelgroup | 2 | .0002844 .0034289 0.08 0.934 -.0053578 .0059267 3 | .00659 .0033239 1.98 0.048 .0011206 .0120594 4 | .0113915 .0041263 2.76 0.006 .0046017 .0181813 5 | .0192881 .004607 4.19 0.000 .0117073 .0268688 | decade | 2 | -.0003852 .0040689 -0.09 0.925 -.0070806 .0063102 3 | -.0018928 .0071072 -0.27 0.790 -.0135877 .009802 4 | -.0007431 .0105431 -0.07 0.944 -.0180917 .0166055 5 | .0073606 .0143204 0.51 0.607 -.0162035 .0309247 | _cons | .0100609 .0041131 2.45 0.015 .0032929 .016829 -------------------------------------------------------------------------------- F test of absorbed indicators: F(1048, 2370) = 1.728 Prob > F = 0.000 . . *REGRS & AREGS for 1969-78 Cohort* . . drop if yearphd<1969 | yearphd>1978 (2,102 observations deleted) . . summ posnegscore* certtentscore* fppscore* ageatpub female pagee english2 [aw=w > eight] Variable | Obs Weight Mean Std. Dev. Min Max -------------+----------------------------------------------------------------- posnegscore | 1,331 1331 -.2360935 .1891596 -.7704918 .4509804 posnegscor~v | 1,331 1331 .0065924 .1833131 -.5309322 .7258728 posnegscor~q | 1,331 1331 .0336219 .0503059 8.54e-08 .5268912 certtentsc~e | 1,331 1331 -.3512058 .1761481 -.875 1 certtentsc~v | 1,331 1331 -.0106486 .1757875 -.5415596 1.343473 -------------+----------------------------------------------------------------- certtentsc~q | 1,331 1331 .0309914 .0683622 1.15e-08 1.804919 fppscore | 1,331 1331 .7412076 .1146617 -.1428571 1 fppscoredev | 1,331 1331 .0180387 .1104317 -.8516153 .2728693 fppscorede~q | 1,331 1331 .0125114 .0362443 3.64e-08 .7252485 ageatpub | 1,331 1331 9.167543 8.253941 -5 46 -------------+----------------------------------------------------------------- female | 1,331 1331 .0150263 .1217031 0 1 pageequiva~t | 1,331 1331 13.61277 7.477813 .731 47.082 english2 | 1,331 1331 .756574 .4293114 0 1 . ci means posnegscore* certtentscore* fppscore* ageatpub female pagee english2 [ > aw=weight] Variable | Obs Mean Std. Err. [90% Conf. Interval] -------------+--------------------------------------------------------------- posnegscore | 1,331 -.2360935 .0051849 -.2446278 -.2275592 posnegscor~v | 1,331 .0065924 .0050246 -.0016781 .014863 posnegscor~q | 1,331 .0336219 .0013789 .0313523 .0358916 certtentsc~e | 1,331 -.3512058 .0048282 -.3591531 -.3432585 certtentsc~v | 1,331 -.0106486 .0048184 -.0185796 -.0027176 -------------+--------------------------------------------------------------- certtentsc~q | 1,331 .0309914 .0018738 .0279071 .0340757 fppscore | 1,331 .7412076 .0031429 .7360344 .7463808 fppscoredev | 1,331 .0180387 .0030269 .0130563 .023021 fppscorede~q | 1,331 .0125114 .0009935 .0108762 .0141466 ageatpub | 1,331 9.167543 .2262415 8.79515 9.539937 -------------+--------------------------------------------------------------- female | 1,331 .0150263 .0033359 .0095354 .0205172 pageequiva~t | 1,331 13.61277 .2049678 13.27539 13.95014 english2 | 1,331 .756574 .0117675 .7372047 .7759433 . . correl posnegscoredev certtentscoredev fppscoredev [aw=weight] (sum of wgt is 1,331) (obs=1,331) | posneg~v certte~v fppsco~v -------------+--------------------------- posnegscor~v | 1.0000 certtentsc~v | 0.0417 1.0000 fppscoredev | 0.1466 0.0610 1.0000 . correl posnegscoredevsq certtentscoredevsq fppscoredevsq [aw=weight] (sum of wgt is 1,331) (obs=1,331) | posneg~q certte~q fppsco~q -------------+--------------------------- posnegscor~q | 1.0000 certtentsc~q | 0.0560 1.0000 fppscorede~q | 0.0114 0.0044 1.0000 . . regress posnegscoredev ageatpub female pagee english2 i.journalid i.jelgr [aw= > weight],cluster(authorid) (sum of wgt is 1,331) Linear regression Number of obs = 1,331 F(12, 314) = 9.43 Prob > F = 0.0000 R-squared = 0.0445 Root MSE = .18 (Std. Err. adjusted for 315 clusters in authorid) -------------------------------------------------------------------------------- | Robust posnegscoredev | Coef. Std. Err. t P>|t| [90% Conf. Interval] ---------------+---------------------------------------------------------------- ageatpub | -.0002948 .0007163 -0.41 0.681 -.0014765 .0008869 female | .0923257 .0121284 7.61 0.000 .0723172 .1123343 pageequivalent | .000538 .0009248 0.58 0.561 -.0009877 .0020636 english2 | -.0254097 .0163439 -1.55 0.121 -.0523725 .0015532 | journalid | 2 | .0641762 .0170949 3.75 0.000 .0359744 .0923781 3 | -.0247324 .0161758 -1.53 0.127 -.051418 .0019532 4 | .0278384 .0178546 1.56 0.120 -.0016168 .0572936 5 | .0659665 .0175542 3.76 0.000 .037007 .0949261 | jelgroup | 2 | .0411126 .0190415 2.16 0.032 .0096995 .0725257 3 | .0481138 .0143498 3.35 0.001 .0244406 .071787 4 | .0325848 .0195516 1.67 0.097 .0003302 .0648395 5 | .0185935 .0255098 0.73 0.467 -.0234906 .0606776 | _cons | -.0380581 .0224343 -1.70 0.091 -.0750684 -.0010477 -------------------------------------------------------------------------------- . regress certtentscoredev ageatpub female pagee english2 i.journalid i.jelgr [a > w=weight],cluster(authorid) (sum of wgt is 1,331) Linear regression Number of obs = 1,331 F(12, 314) = 2.89 Prob > F = 0.0008 R-squared = 0.0472 Root MSE = .17237 (Std. Err. adjusted for 315 clusters in authorid) -------------------------------------------------------------------------------- | Robust certtentscor~v | Coef. Std. Err. t P>|t| [90% Conf. Interval] ---------------+---------------------------------------------------------------- ageatpub | -.0013942 .0007313 -1.91 0.058 -.0026007 -.0001878 female | .0654391 .0329986 1.98 0.048 .0110005 .1198777 pageequivalent | .0002978 .000763 0.39 0.697 -.000961 .0015566 english2 | -.0720846 .0169026 -4.26 0.000 -.0999691 -.0442 | journalid | 2 | .0199167 .0172391 1.16 0.249 -.0085229 .0483563 3 | -.0221191 .0157291 -1.41 0.161 -.0480677 .0038296 4 | -.0103867 .0169905 -0.61 0.541 -.0384162 .0176429 5 | -.00462 .0167468 -0.28 0.783 -.0322475 .0230076 | jelgroup | 2 | .0288638 .0176541 1.63 0.103 -.0002605 .0579882 3 | .0190207 .0147932 1.29 0.199 -.0053841 .0434254 4 | .0375701 .0175479 2.14 0.033 .008621 .0665192 5 | .0654153 .0256235 2.55 0.011 .0231438 .1076869 | _cons | .0309549 .0218208 1.42 0.157 -.0050433 .0669531 -------------------------------------------------------------------------------- . regress fppscoredev ageatpub female pagee english2 i.journalid i.jelgr [aw=wei > ght],cluster(authorid) (sum of wgt is 1,331) Linear regression Number of obs = 1,331 F(12, 314) = 6.21 Prob > F = 0.0000 R-squared = 0.0742 Root MSE = .10674 (Std. Err. adjusted for 315 clusters in authorid) -------------------------------------------------------------------------------- | Robust fppscoredev | Coef. Std. Err. t P>|t| [90% Conf. Interval] ---------------+---------------------------------------------------------------- ageatpub | -.0004663 .0006599 -0.71 0.480 -.001555 .0006224 female | -.0668866 .0959339 -0.70 0.486 -.2251507 .0913775 pageequivalent | -.0007549 .0006818 -1.11 0.269 -.0018796 .0003698 english2 | -.0329754 .0078315 -4.21 0.000 -.0458953 -.0200556 | journalid | 2 | .0417685 .0103606 4.03 0.000 .0246763 .0588606 3 | .0045735 .0114306 0.40 0.689 -.0142838 .0234309 4 | .027826 .0118887 2.34 0.020 .0082131 .047439 5 | .0630678 .0110359 5.71 0.000 .0448616 .081274 | jelgroup | 2 | .0148271 .0087282 1.70 0.090 .000428 .0292261 3 | .0144613 .0081899 1.77 0.078 .0009503 .0279724 4 | .0177213 .0126956 1.40 0.164 -.0032228 .0386654 5 | -.0019042 .0184061 -0.10 0.918 -.0322692 .0284608 | _cons | .0210659 .0125378 1.68 0.094 .000382 .0417498 -------------------------------------------------------------------------------- . . regress posnegscoredevsq ageatpub female pagee english2 i.journalid i.jelgr [a > w=weight],cluster(authorid) (sum of wgt is 1,331) Linear regression Number of obs = 1,331 F(12, 314) = 2.10 Prob > F = 0.0166 R-squared = 0.0252 Root MSE = .04989 (Std. Err. adjusted for 315 clusters in authorid) -------------------------------------------------------------------------------- | Robust posnegscored~q | Coef. Std. Err. t P>|t| [90% Conf. Interval] ---------------+---------------------------------------------------------------- ageatpub | .0001287 .0001927 0.67 0.505 -.0001893 .0004466 female | -.0041706 .0031947 -1.31 0.193 -.009441 .0010997 pageequivalent | -.0008284 .0002493 -3.32 0.001 -.0012397 -.000417 english2 | -.0049472 .0044355 -1.12 0.266 -.0122644 .0023701 | journalid | 2 | .0108273 .004547 2.38 0.018 .0033261 .0183285 3 | .0078468 .004332 1.81 0.071 .0007002 .0149935 4 | .0051421 .0047368 1.09 0.279 -.0026723 .0129564 5 | .0075218 .0044598 1.69 0.093 .0001645 .0148792 | jelgroup | 2 | .0095867 .0049193 1.95 0.052 .0014713 .0177021 3 | .0025169 .0039646 0.63 0.526 -.0040236 .0090575 4 | .0122008 .0048706 2.50 0.013 .0041656 .020236 5 | .0124604 .0063924 1.95 0.052 .0019147 .0230061 | _cons | .0357311 .0053513 6.68 0.000 .0269029 .0445594 -------------------------------------------------------------------------------- . regress certtentscoredevsq ageatpub female pagee english2 i.journalid i.jelgr > [aw=weight],cluster(authorid) (sum of wgt is 1,331) Linear regression Number of obs = 1,331 F(12, 314) = 4.70 Prob > F = 0.0000 R-squared = 0.0341 Root MSE = .06749 (Std. Err. adjusted for 315 clusters in authorid) -------------------------------------------------------------------------------- | Robust certtentscor~q | Coef. Std. Err. t P>|t| [90% Conf. Interval] ---------------+---------------------------------------------------------------- ageatpub | .0006606 .0002639 2.50 0.013 .0002253 .001096 female | -.0074462 .0080934 -0.92 0.358 -.020798 .0059057 pageequivalent | -.0016145 .0003928 -4.11 0.000 -.0022626 -.0009664 english2 | -.0103346 .0057216 -1.81 0.072 -.0197737 -.0008955 | journalid | 2 | .0019646 .0067158 0.29 0.770 -.0091146 .0130438 3 | .004746 .0046551 1.02 0.309 -.0029337 .0124256 4 | -.0008978 .0045576 -0.20 0.844 -.0084166 .006621 5 | .003038 .0051526 0.59 0.556 -.0054623 .0115382 | jelgroup | 2 | .0023992 .0102482 0.23 0.815 -.0145074 .0193059 3 | -.0004445 .0045545 -0.10 0.922 -.0079581 .0070692 4 | -.0060755 .0053669 -1.13 0.258 -.0149294 .0027783 5 | .0020248 .0069644 0.29 0.771 -.0094646 .0135141 | _cons | .0535738 .0063016 8.50 0.000 .043178 .0639696 -------------------------------------------------------------------------------- . regress fppscoredevsq ageatpub female pagee english2 i.journalid i.jelgr [aw= > weight],cluster(authorid) (sum of wgt is 1,331) Linear regression Number of obs = 1,331 F(12, 314) = 1.75 Prob > F = 0.0563 R-squared = 0.0761 Root MSE = .035 (Std. Err. adjusted for 315 clusters in authorid) -------------------------------------------------------------------------------- | Robust fppscoredevsq | Coef. Std. Err. t P>|t| [90% Conf. Interval] ---------------+---------------------------------------------------------------- ageatpub | .0005593 .0003834 1.46 0.146 -.0000732 .0011919 female | .0469752 .0535047 0.88 0.381 -.0412926 .135243 pageequivalent | -.0004101 .0003398 -1.21 0.228 -.0009707 .0001505 english2 | .0044734 .001884 2.37 0.018 .0013654 .0075814 | journalid | 2 | -.0024806 .0027167 -0.91 0.362 -.0069624 .0020012 3 | .004231 .0043554 0.97 0.332 -.0029542 .0114162 4 | -.0046826 .0035072 -1.34 0.183 -.0104684 .0011033 5 | -.0038017 .0033656 -1.13 0.260 -.0093539 .0017506 | jelgroup | 2 | .0016525 .0020907 0.79 0.430 -.0017967 .0051016 3 | .0029157 .001845 1.58 0.115 -.0001281 .0059594 4 | .0079444 .0035904 2.21 0.028 .0020213 .0138675 5 | .0188807 .0075362 2.51 0.013 .006448 .0313133 | _cons | .0064816 .0033004 1.96 0.050 .0010368 .0119263 -------------------------------------------------------------------------------- . . areg posnegscoredev ageatpub pagee i.journalid i.jelgr [aw=weight],absorb(auth > orid) (sum of wgt is 1,331) Linear regression, absorbing indicators Number of obs = 1,331 Absorbed variable: authorid No. of categories = 315 F( 10, 1006) = 3.55 Prob > F = 0.0001 R-squared = 0.4517 Adj R-squared = 0.2751 Root MSE = 0.1561 -------------------------------------------------------------------------------- posnegscoredev | Coef. Std. Err. t P>|t| [90% Conf. Interval] ---------------+---------------------------------------------------------------- ageatpub | -.0003303 .0007096 -0.47 0.642 -.0014986 .000838 pageequivalent | -.001022 .0008356 -1.22 0.222 -.0023977 .0003537 | journalid | 2 | .0347132 .0177714 1.95 0.051 .005455 .0639715 3 | .0012988 .0165718 0.08 0.938 -.0259846 .0285821 4 | .027835 .018037 1.54 0.123 -.0018605 .0575306 5 | .0609051 .0193778 3.14 0.002 .029002 .0928081 | jelgroup | 2 | .0163593 .0178655 0.92 0.360 -.0130539 .0457725 3 | .0676538 .0164788 4.11 0.000 .0405236 .0947841 4 | .0540914 .0213777 2.53 0.012 .0188958 .089287 5 | .0001737 .0252599 0.01 0.995 -.0414134 .0417608 | _cons | -.0334875 .0187132 -1.79 0.074 -.0642964 -.0026786 -------------------------------------------------------------------------------- F test of absorbed indicators: F(314, 1006) = 2.422 Prob > F = 0.000 . areg certtentscoredev ageatpub pagee i.journalid i.jelgr [aw=weight],absorb(au > thorid) (sum of wgt is 1,331) Linear regression, absorbing indicators Number of obs = 1,331 Absorbed variable: authorid No. of categories = 315 F( 10, 1006) = 1.16 Prob > F = 0.3170 R-squared = 0.4372 Adj R-squared = 0.2560 Root MSE = 0.1516 -------------------------------------------------------------------------------- certtentscor~v | Coef. Std. Err. t P>|t| [90% Conf. Interval] ---------------+---------------------------------------------------------------- ageatpub | -.0007337 .0006894 -1.06 0.287 -.0018688 .0004013 pageequivalent | .0004384 .0008118 0.54 0.589 -.0008981 .001775 | journalid | 2 | .0175396 .0172654 1.02 0.310 -.0108856 .0459648 3 | -.0067706 .0161 -0.42 0.674 -.0332772 .0197359 4 | -.0140243 .0175234 -0.80 0.424 -.0428744 .0148258 5 | .0053778 .0188261 0.29 0.775 -.0256169 .0363725 | jelgroup | 2 | .0009807 .0173568 0.06 0.955 -.0275951 .0295564 3 | .0068842 .0160096 0.43 0.667 -.0194736 .033242 4 | .0422676 .020769 2.04 0.042 .0080741 .0764611 5 | .0499048 .0245407 2.03 0.042 .0095017 .0903079 | _cons | -.0253398 .0181804 -1.39 0.164 -.0552715 .0045919 -------------------------------------------------------------------------------- F test of absorbed indicators: F(314, 1006) = 2.406 Prob > F = 0.000 . areg fppscoredev ageatpub pagee i.journalid i.jelgr [aw=weight],absorb(author > id) (sum of wgt is 1,331) Linear regression, absorbing indicators Number of obs = 1,331 Absorbed variable: authorid No. of categories = 315 F( 10, 1006) = 3.68 Prob > F = 0.0001 R-squared = 0.5748 Adj R-squared = 0.4379 Root MSE = 0.0828 -------------------------------------------------------------------------------- fppscoredev | Coef. Std. Err. t P>|t| [90% Conf. Interval] ---------------+---------------------------------------------------------------- ageatpub | -.000872 .0003764 -2.32 0.021 -.0014917 -.0002522 pageequivalent | -.0006442 .0004433 -1.45 0.146 -.001374 .0000856 | journalid | 2 | .018962 .0094277 2.01 0.045 .0034405 .0344835 3 | .0042305 .0087913 0.48 0.630 -.0102433 .0187043 4 | .0056151 .0095686 0.59 0.557 -.0101384 .0213686 5 | .0153583 .0102799 1.49 0.135 -.0015662 .0322829 | jelgroup | 2 | -.0073325 .0094776 -0.77 0.439 -.0229362 .0082712 3 | -.0005257 .008742 -0.06 0.952 -.0149182 .0138669 4 | .0387813 .0113408 3.42 0.001 .0201101 .0574525 5 | .0142241 .0134003 1.06 0.289 -.0078378 .036286 | _cons | .0190968 .0099273 1.92 0.055 .0027527 .0354408 -------------------------------------------------------------------------------- F test of absorbed indicators: F(314, 1006) = 3.926 Prob > F = 0.000 . . areg posnegscoredevsq ageatpub pagee i.journalid i.jelgr [aw=weight],absorb(a > uthorid) (sum of wgt is 1,331) Linear regression, absorbing indicators Number of obs = 1,331 Absorbed variable: authorid No. of categories = 315 F( 10, 1006) = 1.85 Prob > F = 0.0485 R-squared = 0.3636 Adj R-squared = 0.1587 Root MSE = 0.0461 -------------------------------------------------------------------------------- posnegscored~q | Coef. Std. Err. t P>|t| [90% Conf. Interval] ---------------+---------------------------------------------------------------- ageatpub | -.0000452 .0002098 -0.22 0.830 -.0003905 .0003002 pageequivalent | -.0007249 .000247 -2.93 0.003 -.0011316 -.0003181 | journalid | 2 | .0109819 .0052539 2.09 0.037 .002332 .0196318 3 | .005912 .0048993 1.21 0.228 -.002154 .0139781 4 | .0044637 .0053325 0.84 0.403 -.0043155 .0132429 5 | .009724 .0057289 1.70 0.090 .0002922 .0191558 | jelgroup | 2 | .0034562 .0052818 0.65 0.513 -.0052395 .012152 3 | -.0035816 .0048718 -0.74 0.462 -.0116024 .0044392 4 | .0056214 .0063201 0.89 0.374 -.0047839 .0160266 5 | .0002233 .0074678 0.03 0.976 -.0120715 .0125182 | _cons | .0368465 .0055324 6.66 0.000 .0277382 .0459549 -------------------------------------------------------------------------------- F test of absorbed indicators: F(314, 1006) = 1.713 Prob > F = 0.000 . areg certtentscoredevsq ageatpub pagee i.journalid i.jelgr [aw=weight],absor > b(authorid) (sum of wgt is 1,331) Linear regression, absorbing indicators Number of obs = 1,331 Absorbed variable: authorid No. of categories = 315 F( 10, 1006) = 2.43 Prob > F = 0.0072 R-squared = 0.4171 Adj R-squared = 0.2293 Root MSE = 0.0600 -------------------------------------------------------------------------------- certtentscor~q | Coef. Std. Err. t P>|t| [90% Conf. Interval] ---------------+---------------------------------------------------------------- ageatpub | .0006227 .0002729 2.28 0.023 .0001735 .0010719 pageequivalent | -.0014535 .0003213 -4.52 0.000 -.0019825 -.0009245 | journalid | 2 | .0051593 .0068334 0.76 0.450 -.0060911 .0164097 3 | .0099281 .0063722 1.56 0.120 -.0005629 .0204191 4 | .0068215 .0069356 0.98 0.326 -.004597 .01824 5 | .0060561 .0074511 0.81 0.417 -.0062113 .0183234 | jelgroup | 2 | .0082657 .0068696 1.20 0.229 -.0030442 .0195757 3 | .0001953 .0063364 0.03 0.975 -.0102368 .0106274 4 | .0027177 .0082201 0.33 0.741 -.0108157 .0162511 5 | .0006444 .0097129 0.07 0.947 -.0153467 .0166354 | _cons | .037869 .0071956 5.26 0.000 .0260224 .0497156 -------------------------------------------------------------------------------- F test of absorbed indicators: F(314, 1006) = 2.128 Prob > F = 0.000 . areg fppscoredevsq ageatpub pagee i.journalid i.jelgr [aw=weight],absorb(auth > orid) (sum of wgt is 1,331) Linear regression, absorbing indicators Number of obs = 1,331 Absorbed variable: authorid No. of categories = 315 F( 10, 1006) = 5.19 Prob > F = 0.0000 R-squared = 0.5682 Adj R-squared = 0.4292 Root MSE = 0.0274 -------------------------------------------------------------------------------- fppscoredevsq | Coef. Std. Err. t P>|t| [90% Conf. Interval] ---------------+---------------------------------------------------------------- ageatpub | .0005574 .0001245 4.48 0.000 .0003524 .0007624 pageequivalent | -.0004751 .0001466 -3.24 0.001 -.0007165 -.0002337 | journalid | 2 | -.0003274 .0031181 -0.11 0.916 -.005461 .0048061 3 | .0030343 .0029076 1.04 0.297 -.0017527 .0078213 4 | -.0010243 .0031647 -0.32 0.746 -.0062345 .004186 5 | .0011134 .0034 0.33 0.743 -.0044842 .006711 | jelgroup | 2 | .0021621 .0031346 0.69 0.491 -.0029986 .0073229 3 | .0066709 .0028913 2.31 0.021 .0019107 .011431 4 | .005237 .0037508 1.40 0.163 -.0009383 .0114122 5 | .0194315 .004432 4.38 0.000 .0121348 .0267282 | _cons | .0088922 .0032833 2.71 0.007 .0034866 .0142978 -------------------------------------------------------------------------------- F test of absorbed indicators: F(314, 1006) = 3.849 Prob > F = 0.000 . . clear . . *Tables 2 and 3 REDO ON THREE INDEP JOURNALS* . . clear . *REPLACE BELOW WITH RELEVANT LOCATION* . use "C:\Users\Owner\Desktop\D Drive old lenovo\KosnikWriting\AllInfoForDoMaster. > dta" . drop if journalid==3 | journalid==4 (4,267 observations deleted) . gener posnegscoredevsq=posnegscoredev^2 . gener certtentscoredevsq=certtentscoredev^2 . gener fppscoredevsq=fppscoredev^2 . . summ posnegscore* certtentscore* fppscore* ageatpub female pagee english2 [aw=w > eight] Variable | Obs Weight Mean Std. Dev. Min Max -------------+----------------------------------------------------------------- posnegscore | 8,545 6199.66406 -.2171476 .185622 -1 .453012 posnegscor~v | 8,545 6199.66406 .0085109 .1813656 -.7700094 .6672921 posnegscor~q | 8,545 6199.66406 .0329621 .0472972 1.03e-09 .5929145 certtentsc~e | 8,545 6199.66406 -.3501833 .1739274 -1 1 certtentsc~v | 8,545 6199.66406 .0005095 .1726398 -.6590153 1.343473 -------------+----------------------------------------------------------------- certtentsc~q | 8,545 6199.66406 .0298013 .0558198 2.94e-09 1.804919 fppscore | 8,545 6199.66406 .7382118 .1215273 -.5294118 1 fppscoredev | 8,545 6199.66406 .01025 .1190054 -1.270493 .2728693 fppscorede~q | 8,545 6199.66406 .0142657 .0397839 5.91e-11 1.614153 ageatpub | 8,545 6199.66406 13.17584 9.426885 -5 61 -------------+----------------------------------------------------------------- female | 8,545 6199.66406 .0370719 .188949 0 1 pageequiva~t | 8,545 6199.66406 20.71301 11.78484 .731 76.024 english2 | 8,545 6199.66406 .6191731 .4856185 0 1 . ci means posnegscore* certtentscore* fppscore* ageatpub female pagee english2 [ > aw=weight] Variable | Obs Mean Std. Err. [90% Conf. Interval] -------------+--------------------------------------------------------------- posnegscore | 8,545 -.2171476 .002008 -.2204509 -.2138443 posnegscor~v | 8,545 .0085109 .001962 .0052833 .0117384 posnegscor~q | 8,545 .0329621 .0005117 .0321204 .0338038 certtentsc~e | 8,545 -.3501833 .0018815 -.3532785 -.3470881 certtentsc~v | 8,545 .0005095 .0018676 -.0025628 .0035817 -------------+--------------------------------------------------------------- certtentsc~q | 8,545 .0298013 .0006039 .0288079 .0307946 fppscore | 8,545 .7382118 .0013147 .7360491 .7403745 fppscoredev | 8,545 .01025 .0012874 .0081322 .0123678 fppscorede~q | 8,545 .0142657 .0004304 .0135577 .0149737 ageatpub | 8,545 13.17584 .1019793 13.00808 13.3436 -------------+--------------------------------------------------------------- female | 8,545 .0370719 .002044 .0337094 .0404344 pageequiva~t | 8,545 20.71301 .1274875 20.50329 20.92273 english2 | 8,545 .6191731 .0052534 .6105311 .6278151 . . correl posnegscoredev certtentscoredev fppscoredev [aw=weight] (sum of wgt is 6,199.6640638113) (obs=8,545) | posneg~v certte~v fppsco~v -------------+--------------------------- posnegscor~v | 1.0000 certtentsc~v | 0.0910 1.0000 fppscoredev | 0.1484 0.1221 1.0000 . correl posnegscoredevsq certtentscoredevsq fppscoredevsq [aw=weight] (sum of wgt is 6,199.6640638113) (obs=8,545) | posneg~q certte~q fppsco~q -------------+--------------------------- posnegscor~q | 1.0000 certtentsc~q | 0.0873 1.0000 fppscorede~q | 0.0595 0.0822 1.0000 . . regress posnegscoredev ageatpub female pagee english2 i.journalid i.jelgr i.dec > ade [aw=weight],cluster(authorid) (sum of wgt is 6,199.6640638113) Linear regression Number of obs = 8,545 F(14, 1380) = 6.04 Prob > F = 0.0000 R-squared = 0.0176 Root MSE = .17991 (Std. Err. adjusted for 1,381 clusters in authorid) -------------------------------------------------------------------------------- | Robust posnegscoredev | Coef. Std. Err. t P>|t| [90% Conf. Interval] ---------------+---------------------------------------------------------------- ageatpub | .0007103 .0003323 2.14 0.033 .0001634 .0012572 female | -.0104057 .0158084 -0.66 0.510 -.0364256 .0156143 pageequivalent | -.0004823 .0002768 -1.74 0.082 -.0009379 -.0000267 english2 | -.0249438 .0067817 -3.68 0.000 -.0361062 -.0137814 | journalid | 2 | .0379667 .0059542 6.38 0.000 .0281664 .047767 5 | .0423042 .0062166 6.81 0.000 .032072 .0525365 | jelgroup | 2 | .0104974 .0070933 1.48 0.139 -.0011778 .0221727 3 | .0251711 .0076483 3.29 0.001 .0125823 .0377599 4 | .0245846 .0093593 2.63 0.009 .0091795 .0399897 5 | .0098833 .0102502 0.96 0.335 -.0069881 .0267546 | decade | 2 | -.0033257 .0078339 -0.42 0.671 -.01622 .0095685 3 | -.0075824 .0082123 -0.92 0.356 -.0210995 .0059347 4 | -.007762 .0095623 -0.81 0.417 -.0235011 .0079771 5 | -.0126069 .0110657 -1.14 0.255 -.0308205 .0056068 | _cons | -.0049685 .0107135 -0.46 0.643 -.0226025 .0126654 -------------------------------------------------------------------------------- . regress certtentscoredev ageatpub female pagee english2 i.journalid i.jelgr i.d > ecade [aw=weight],cluster(authorid) (sum of wgt is 6,199.6640638113) Linear regression Number of obs = 8,545 F(14, 1380) = 10.13 Prob > F = 0.0000 R-squared = 0.0323 Root MSE = .16997 (Std. Err. adjusted for 1,381 clusters in authorid) -------------------------------------------------------------------------------- | Robust certtentscor~v | Coef. Std. Err. t P>|t| [90% Conf. Interval] ---------------+---------------------------------------------------------------- ageatpub | .0000523 .0003111 0.17 0.867 -.0004597 .0005643 female | -.0230335 .0133974 -1.72 0.086 -.0450851 -.0009819 pageequivalent | .00065 .0002871 2.26 0.024 .0001775 .0011225 english2 | -.0509709 .0063164 -8.07 0.000 -.0613674 -.0405744 | journalid | 2 | .0316134 .0056667 5.58 0.000 .0222863 .0409406 5 | .0313821 .0054264 5.78 0.000 .0224504 .0403138 | jelgroup | 2 | .0147512 .0065274 2.26 0.024 .0040074 .0254951 3 | .0156234 .0069811 2.24 0.025 .0041327 .027114 4 | .0286319 .0082021 3.49 0.000 .0151316 .0421321 5 | .0234568 .0085494 2.74 0.006 .0093848 .0375288 | decade | 2 | -.0035643 .0078364 -0.45 0.649 -.0164627 .0093341 3 | -.0091569 .0088529 -1.03 0.301 -.0237284 .0054145 4 | -.0251479 .0100478 -2.50 0.012 -.0416862 -.0086096 5 | -.0206924 .0121201 -1.71 0.088 -.0406416 -.0007433 | _cons | -.0011905 .0108482 -0.11 0.913 -.0190461 .0166651 -------------------------------------------------------------------------------- . regress fppscoredev ageatpub female pagee english2 i.journalid i.jelgr i.decade > [aw=weight],cluster(authorid) (sum of wgt is 6,199.6640638113) Linear regression Number of obs = 8,545 F(14, 1380) = 19.37 Prob > F = 0.0000 R-squared = 0.0662 Root MSE = .1151 (Std. Err. adjusted for 1,381 clusters in authorid) -------------------------------------------------------------------------------- | Robust fppscoredev | Coef. Std. Err. t P>|t| [90% Conf. Interval] ---------------+---------------------------------------------------------------- ageatpub | -.0002777 .0002566 -1.08 0.279 -.0007 .0001446 female | -.0372365 .0126866 -2.94 0.003 -.0581181 -.0163549 pageequivalent | -.0000249 .0002176 -0.11 0.909 -.0003831 .0003332 english2 | -.0213153 .0045589 -4.68 0.000 -.0288191 -.0138115 | journalid | 2 | .0527569 .0045189 11.67 0.000 .0453189 .0601948 5 | .0587634 .0041926 14.02 0.000 .0518625 .0656643 | jelgroup | 2 | .0205467 .004358 4.71 0.000 .0133736 .0277197 3 | .0221424 .0047225 4.69 0.000 .0143694 .0299154 4 | .0320902 .0065317 4.91 0.000 .0213393 .0428411 5 | .0392438 .0064629 6.07 0.000 .0286061 .0498814 | decade | 2 | .0032464 .005217 0.62 0.534 -.0053407 .0118334 3 | -.0003435 .0061253 -0.06 0.955 -.0104255 .0097385 4 | .0021664 .0075822 0.29 0.775 -.0103136 .0146465 5 | .0032906 .0094658 0.35 0.728 -.0122898 .018871 | _cons | -.0241156 .0073157 -3.30 0.001 -.036157 -.0120742 -------------------------------------------------------------------------------- . . regress posnegscoredevsq ageatpub female pagee english2 i.journalid i.jelgr i.d > ecade [aw=weight],cluster(authorid) (sum of wgt is 6,199.6640638113) Linear regression Number of obs = 8,545 F(14, 1380) = 7.62 Prob > F = 0.0000 R-squared = 0.0146 Root MSE = .04699 (Std. Err. adjusted for 1,381 clusters in authorid) -------------------------------------------------------------------------------- | Robust posnegscored~q | Coef. Std. Err. t P>|t| [90% Conf. Interval] ---------------+---------------------------------------------------------------- ageatpub | .0000157 .0000769 0.20 0.839 -.0001108 .0001422 female | .0045406 .0030498 1.49 0.137 -.0004793 .0095605 pageequivalent | -.0005259 .0000725 -7.25 0.000 -.0006453 -.0004065 english2 | -.0015277 .0015825 -0.97 0.335 -.0041325 .0010771 | journalid | 2 | -.0056476 .0015187 -3.72 0.000 -.0081473 -.0031479 5 | -.0022768 .0015662 -1.45 0.146 -.0048547 .0003011 | jelgroup | 2 | .0004233 .0017423 0.24 0.808 -.0024444 .003291 3 | -.0010819 .0018119 -0.60 0.551 -.0040642 .0019005 4 | .0048853 .0024179 2.02 0.044 .0009056 .008865 5 | .0072086 .0026058 2.77 0.006 .0029196 .0114977 | decade | 2 | .0040349 .0020258 1.99 0.047 .0007004 .0073694 3 | .0005859 .0020493 0.29 0.775 -.0027872 .003959 4 | .0038424 .0022984 1.67 0.095 .0000593 .0076256 5 | .0084825 .0026978 3.14 0.002 .0040421 .0129229 | _cons | .0422972 .0027183 15.56 0.000 .0378229 .0467714 -------------------------------------------------------------------------------- . regress certtentscoredevsq ageatpub female pagee english2 i.journalid i.jelgr i > .decade [aw=weight],cluster(authorid) (sum of wgt is 6,199.6640638113) Linear regression Number of obs = 8,545 F(14, 1380) = 7.24 Prob > F = 0.0000 R-squared = 0.0193 Root MSE = .05532 (Std. Err. adjusted for 1,381 clusters in authorid) -------------------------------------------------------------------------------- | Robust certtentscor~q | Coef. Std. Err. t P>|t| [90% Conf. Interval] ---------------+---------------------------------------------------------------- ageatpub | .0000723 .0000861 0.84 0.401 -.0000694 .0002139 female | .0025821 .0027612 0.94 0.350 -.0019627 .0071269 pageequivalent | -.0007475 .0000939 -7.96 0.000 -.000902 -.000593 english2 | -.0067504 .0017895 -3.77 0.000 -.0096958 -.003805 | journalid | 2 | .0000106 .0017589 0.01 0.995 -.0028844 .0029057 5 | .0010139 .0015047 0.67 0.501 -.0014627 .0034906 | jelgroup | 2 | -.0035065 .0023817 -1.47 0.141 -.0074267 .0004138 3 | -.0021095 .0019012 -1.11 0.267 -.0052388 .0010198 4 | -.0026467 .0023194 -1.14 0.254 -.0064644 .001171 5 | -.0037988 .002335 -1.63 0.104 -.0076421 .0000444 | decade | 2 | -.0031641 .0027015 -1.17 0.242 -.0076106 .0012824 3 | -.0039211 .002305 -1.70 0.089 -.0077149 -.0001272 4 | .0015462 .0026369 0.59 0.558 -.002794 .0058863 5 | .0084212 .0030645 2.75 0.006 .0033772 .0134652 | _cons | .0495662 .0033397 14.84 0.000 .0440691 .0550632 -------------------------------------------------------------------------------- . regress fppscoredevsq ageatpub female pagee english2 i.journalid i.jelgr i.deca > de [aw=weight],cluster(authorid) (sum of wgt is 6,199.6640638113) Linear regression Number of obs = 8,545 F(14, 1380) = 8.16 Prob > F = 0.0000 R-squared = 0.0269 Root MSE = .03928 (Std. Err. adjusted for 1,381 clusters in authorid) -------------------------------------------------------------------------------- | Robust fppscoredevsq | Coef. Std. Err. t P>|t| [90% Conf. Interval] ---------------+---------------------------------------------------------------- ageatpub | .0000402 .0000625 0.64 0.520 -.0000627 .0001431 female | .0078294 .0036703 2.13 0.033 .0017881 .0138706 pageequivalent | -.0003174 .0000679 -4.67 0.000 -.0004292 -.0002056 english2 | .0042404 .0010917 3.88 0.000 .0024436 .0060373 | journalid | 2 | -.0098701 .0013897 -7.10 0.000 -.0121574 -.0075827 5 | -.0085797 .001167 -7.35 0.000 -.0105005 -.0066589 | jelgroup | 2 | -.0004754 .0012215 -0.39 0.697 -.002486 .0015351 3 | -.001737 .0013906 -1.25 0.212 -.0040258 .0005519 4 | .0039539 .0017184 2.30 0.022 .0011255 .0067823 5 | .0058552 .001951 3.00 0.003 .002644 .0090664 | decade | 2 | .0016271 .001907 0.85 0.394 -.0015117 .004766 3 | .0031526 .0018248 1.73 0.084 .000149 .0061561 4 | .0054519 .0019515 2.79 0.005 .0022398 .0086639 5 | .0071538 .0022105 3.24 0.001 .0035154 .0107923 | _cons | .0189649 .0024922 7.61 0.000 .0148627 .023067 -------------------------------------------------------------------------------- . . . *AREGS* . areg posnegscoredev ageatpub pagee i.journalid i.jelgr i.decade [aw=weight],a > bsorb(authorid) (sum of wgt is 6,199.6640638113) Linear regression, absorbing indicators Number of obs = 8,545 Absorbed variable: authorid No. of categories = 1,381 F( 12, 7152) = 9.57 Prob > F = 0.0000 R-squared = 0.3385 Adj R-squared = 0.2097 Root MSE = 0.1612 -------------------------------------------------------------------------------- posnegscoredev | Coef. Std. Err. t P>|t| [90% Conf. Interval] ---------------+---------------------------------------------------------------- ageatpub | .0012262 .0007251 1.69 0.091 .0000333 .0024191 pageequivalent | -.0006561 .0002701 -2.43 0.015 -.0011005 -.0002117 | journalid | 2 | .0215575 .005597 3.85 0.000 .0123501 .030765 5 | .0219181 .0056304 3.89 0.000 .0126557 .0311804 | jelgroup | 2 | -.0092595 .0061788 -1.50 0.134 -.019424 .000905 3 | .0404617 .0067756 5.97 0.000 .0293154 .051608 4 | .04774 .0082982 5.75 0.000 .0340889 .0613912 5 | .0003042 .0084468 0.04 0.971 -.0135913 .0141997 | decade | 2 | -.0216829 .0092074 -2.35 0.019 -.0368297 -.006536 3 | -.0283633 .0148591 -1.91 0.056 -.0528075 -.0039191 4 | -.0356381 .0211461 -1.69 0.092 -.0704249 -.0008514 5 | -.0431451 .0274128 -1.57 0.116 -.088241 .0019508 | _cons | .0071104 .0099193 0.72 0.474 -.0092075 .0234284 -------------------------------------------------------------------------------- F test of absorbed indicators: F(1380, 7152) = 2.545 Prob > F = 0.000 . areg certtentscoredev ageatpub pagee i.journalid i.jelgr i.decade [aw=weight] > ,absorb(authorid) (sum of wgt is 6,199.6640638113) Linear regression, absorbing indicators Number of obs = 8,545 Absorbed variable: authorid No. of categories = 1,381 F( 12, 7152) = 7.32 Prob > F = 0.0000 R-squared = 0.3506 Adj R-squared = 0.2242 Root MSE = 0.1521 -------------------------------------------------------------------------------- certtentscor~v | Coef. Std. Err. t P>|t| [90% Conf. Interval] ---------------+---------------------------------------------------------------- ageatpub | .0000384 .0006839 0.06 0.955 -.0010866 .0011635 pageequivalent | .0001574 .0002548 0.62 0.537 -.0002617 .0005766 | journalid | 2 | .03224 .0052784 6.11 0.000 .0235566 .0409234 5 | .0321795 .0053099 6.06 0.000 .0234443 .0409147 | jelgroup | 2 | -.0040939 .0058271 -0.70 0.482 -.0136799 .0054921 3 | -.0215435 .00639 -3.37 0.001 -.0320554 -.0110316 4 | .0201874 .0078259 2.58 0.010 .0073132 .0330616 5 | -.0073564 .007966 -0.92 0.356 -.020461 .0057482 | decade | 2 | .0078433 .0086834 0.90 0.366 -.0064415 .022128 3 | .0017279 .0140134 0.12 0.902 -.0213251 .0247808 4 | -.0062206 .0199426 -0.31 0.755 -.0390275 .0265863 5 | -.0008703 .0258526 -0.03 0.973 -.0433997 .041659 | _cons | -.0191776 .0093548 -2.05 0.040 -.0345668 -.0037883 -------------------------------------------------------------------------------- F test of absorbed indicators: F(1380, 7152) = 2.689 Prob > F = 0.000 . areg fppscoredev ageatpub pagee i.journalid i.jelgr i.decade [aw=weight],abso > rb(authorid) (sum of wgt is 6,199.6640638113) Linear regression, absorbing indicators Number of obs = 8,545 Absorbed variable: authorid No. of categories = 1,381 F( 12, 7152) = 24.29 Prob > F = 0.0000 R-squared = 0.5189 Adj R-squared = 0.4252 Root MSE = 0.0902 -------------------------------------------------------------------------------- fppscoredev | Coef. Std. Err. t P>|t| [90% Conf. Interval] ---------------+---------------------------------------------------------------- ageatpub | .0000908 .0004058 0.22 0.823 -.0005768 .0007583 pageequivalent | -.0000335 .0001512 -0.22 0.825 -.0002822 .0002152 | journalid | 2 | .0262466 .003132 8.38 0.000 .0210942 .031399 5 | .0254363 .0031507 8.07 0.000 .0202532 .0306194 | jelgroup | 2 | .0007621 .0034576 0.22 0.826 -.0049258 .00645 3 | .0035514 .0037915 0.94 0.349 -.0026859 .0097888 4 | .0544772 .0046436 11.73 0.000 .0468382 .0621162 5 | .0306157 .0047267 6.48 0.000 .02284 .0383915 | decade | 2 | -.0098578 .0051524 -1.91 0.056 -.0183338 -.0013818 3 | -.0166764 .008315 -2.01 0.045 -.0303551 -.0029977 4 | -.0116894 .0118331 -0.99 0.323 -.0311557 .0077769 5 | -.0117044 .0153399 -0.76 0.445 -.0369396 .0135308 | _cons | -.0060417 .0055507 -1.09 0.276 -.015173 .0030897 -------------------------------------------------------------------------------- F test of absorbed indicators: F(1380, 7152) = 4.985 Prob > F = 0.000 . . areg posnegscoredevsq ageatpub pagee i.journalid i.jelgr i.decade [aw=weight] > ,absorb(authorid) (sum of wgt is 6,199.6640638113) Linear regression, absorbing indicators Number of obs = 8,545 Absorbed variable: authorid No. of categories = 1,381 F( 12, 7152) = 4.50 Prob > F = 0.0000 R-squared = 0.2396 Adj R-squared = 0.0916 Root MSE = 0.0451 -------------------------------------------------------------------------------- posnegscored~q | Coef. Std. Err. t P>|t| [90% Conf. Interval] ---------------+---------------------------------------------------------------- ageatpub | .0001103 .0002027 0.54 0.587 -.0002232 .0004438 pageequivalent | -.0004214 .0000755 -5.58 0.000 -.0005457 -.0002972 | journalid | 2 | -.0033808 .0015648 -2.16 0.031 -.0059551 -.0008065 5 | -.001258 .0015742 -0.80 0.424 -.0038476 .0013316 | jelgroup | 2 | .0000513 .0017275 0.03 0.976 -.0027906 .0028931 3 | .0000388 .0018944 0.02 0.984 -.0030776 .0031551 4 | .0034374 .0023201 1.48 0.138 -.0003793 .007254 5 | .0073223 .0023616 3.10 0.002 .0034373 .0112073 | decade | 2 | .0017834 .0025743 0.69 0.488 -.0024515 .0060182 3 | -.0015886 .0041544 -0.38 0.702 -.0084229 .0052456 4 | -.0000789 .0059122 -0.01 0.989 -.0098048 .009647 5 | .0031626 .0076642 0.41 0.680 -.0094456 .0157708 | _cons | .0399114 .0027733 14.39 0.000 .0353492 .0444737 -------------------------------------------------------------------------------- F test of absorbed indicators: F(1380, 7152) = 1.537 Prob > F = 0.000 . areg certtentscoredevsq ageatpub pagee i.journalid i.jelgr i.decade [aw=weigh > t],absorb(authorid) (sum of wgt is 6,199.6640638113) Linear regression, absorbing indicators Number of obs = 8,545 Absorbed variable: authorid No. of categories = 1,381 F( 12, 7152) = 7.79 Prob > F = 0.0000 R-squared = 0.2477 Adj R-squared = 0.1013 Root MSE = 0.0529 -------------------------------------------------------------------------------- certtentscor~q | Coef. Std. Err. t P>|t| [90% Conf. Interval] ---------------+---------------------------------------------------------------- ageatpub | .0005683 .000238 2.39 0.017 .0001768 .0009598 pageequivalent | -.0007939 .0000887 -8.95 0.000 -.0009397 -.000648 | journalid | 2 | .0015257 .001837 0.83 0.406 -.0014962 .0045477 5 | .0047439 .0018479 2.57 0.010 .0017039 .0077839 | jelgroup | 2 | -.0008572 .0020279 -0.42 0.673 -.0041933 .0024789 3 | -.0036238 .0022238 -1.63 0.103 -.0072821 .0000345 4 | -.0024839 .0027236 -0.91 0.362 -.0069643 .0019966 5 | -.003407 .0027723 -1.23 0.219 -.0079677 .0011536 | decade | 2 | -.0054684 .003022 -1.81 0.070 -.0104397 -.0004971 3 | -.0093752 .0048769 -1.92 0.055 -.017398 -.0013524 4 | -.0097389 .0069403 -1.40 0.161 -.0211562 .0016785 5 | -.0084656 .0089971 -0.94 0.347 -.0232664 .0063353 | _cons | .0455127 .0032556 13.98 0.000 .040157 .0508684 -------------------------------------------------------------------------------- F test of absorbed indicators: F(1380, 7152) = 1.595 Prob > F = 0.000 . areg fppscoredevsq ageatpub pagee i.journalid i.jelgr i.decade [aw=weight],abs > orb(authorid) (sum of wgt is 6,199.6640638113) Linear regression, absorbing indicators Number of obs = 8,545 Absorbed variable: authorid No. of categories = 1,381 F( 12, 7152) = 4.68 Prob > F = 0.0000 R-squared = 0.3786 Adj R-squared = 0.2577 Root MSE = 0.0343 -------------------------------------------------------------------------------- fppscoredevsq | Coef. Std. Err. t P>|t| [90% Conf. Interval] ---------------+---------------------------------------------------------------- ageatpub | .0000577 .0001542 0.37 0.708 -.0001959 .0003113 pageequivalent | -.0002378 .0000574 -4.14 0.000 -.0003323 -.0001433 | journalid | 2 | -.0039014 .0011899 -3.28 0.001 -.0058588 -.001944 5 | -.0032302 .001197 -2.70 0.007 -.0051992 -.0012611 | jelgroup | 2 | .0005624 .0013135 0.43 0.669 -.0015984 .0027233 3 | .0027479 .0014404 1.91 0.056 .0003784 .0051175 4 | .0032945 .0017641 1.87 0.062 .0003924 .0061966 5 | .0070729 .0017957 3.94 0.000 .0041189 .010027 | decade | 2 | .0007038 .0019574 0.36 0.719 -.0025162 .0039239 3 | .0032583 .0031589 1.03 0.302 -.0019383 .0084549 4 | .0036305 .0044954 0.81 0.419 -.0037648 .0110258 5 | .0044049 .0058277 0.76 0.450 -.005182 .0139918 | _cons | .0163727 .0021087 7.76 0.000 .0129037 .0198418 -------------------------------------------------------------------------------- F test of absorbed indicators: F(1380, 7152) = 2.965 Prob > F = 0.000 . . *REGRS & AREGS for 1969-78 Cohort* . . drop if yearphd<1969 | yearphd>1978 (6,058 observations deleted) . . summ posnegscore* certtentscore* fppscore* ageatpub female pagee english2 [aw=w > eight] Variable | Obs Weight Mean Std. Dev. Min Max -------------+----------------------------------------------------------------- posnegscore | 2,487 1951.16618 -.2101447 .1900699 -.755102 .4412331 posnegscor~v | 2,487 1951.16618 .020162 .1847191 -.5244948 .6672921 posnegscor~q | 2,487 1951.16618 .0345139 .0503837 8.57e-09 .4452788 certtentsc~e | 2,487 1951.16618 -.3447414 .1754097 -.7977528 1 certtentsc~v | 2,487 1951.16618 -.0005442 .174372 -.4889016 1.343473 -------------+----------------------------------------------------------------- certtentsc~q | 2,487 1951.16618 .0303937 .0632258 1.15e-08 1.804919 fppscore | 2,487 1951.16618 .7391736 .1195726 -.0247934 1 fppscoredev | 2,487 1951.16618 .0112081 .1178549 -.7750404 .2728693 fppscorede~q | 2,487 1951.16618 .0140098 .0352388 1.84e-09 .6006876 ageatpub | 2,487 1951.16618 13.03647 10.34905 -5 46 -------------+----------------------------------------------------------------- female | 2,487 1951.16618 .0078158 .0880788 0 1 pageequiva~t | 2,487 1951.16618 15.39898 8.781768 .731 62.911 english2 | 2,487 1951.16618 .7355001 .4411552 0 1 . ci means posnegscore* certtentscore* fppscore* ageatpub female pagee english2 [ > aw=weight] Variable | Obs Mean Std. Err. [90% Conf. Interval] -------------+--------------------------------------------------------------- posnegscore | 2,487 -.2101447 .0038113 -.2164161 -.2038733 posnegscor~v | 2,487 .020162 .003704 .0140671 .0262568 posnegscor~q | 2,487 .0345139 .0010103 .0328515 .0361764 certtentsc~e | 2,487 -.3447414 .0035174 -.3505291 -.3389537 certtentsc~v | 2,487 -.0005442 .0034965 -.0062977 .0052092 -------------+--------------------------------------------------------------- certtentsc~q | 2,487 .0303937 .0012678 .0283075 .0324798 fppscore | 2,487 .7391736 .0023977 .7352283 .7431189 fppscoredev | 2,487 .0112081 .0023633 .0073195 .0150968 fppscorede~q | 2,487 .0140098 .0007066 .0128471 .0151725 ageatpub | 2,487 13.03647 .2075212 12.695 13.37794 -------------+--------------------------------------------------------------- female | 2,487 .0078158 .0017662 .0049097 .010722 pageequiva~t | 2,487 15.39898 .1760938 15.10922 15.68873 english2 | 2,487 .7355001 .0088461 .7209441 .7500562 . . correl posnegscoredev certtentscoredev fppscoredev [aw=weight] (sum of wgt is 1,951.16618078947) (obs=2,487) | posneg~v certte~v fppsco~v -------------+--------------------------- posnegscor~v | 1.0000 certtentsc~v | 0.1092 1.0000 fppscoredev | 0.1329 0.1301 1.0000 . correl posnegscoredevsq certtentscoredevsq fppscoredevsq [aw=weight] (sum of wgt is 1,951.16618078947) (obs=2,487) | posneg~q certte~q fppsco~q -------------+--------------------------- posnegscor~q | 1.0000 certtentsc~q | 0.0694 1.0000 fppscorede~q | 0.0483 0.0188 1.0000 . . regress posnegscoredev ageatpub female pagee english2 i.journalid i.jelgr [aw= > weight],cluster(authorid) (sum of wgt is 1,951.16618078947) Linear regression Number of obs = 2,487 F(10, 357) = 6.19 Prob > F = 0.0000 R-squared = 0.0354 Root MSE = .18178 (Std. Err. adjusted for 358 clusters in authorid) -------------------------------------------------------------------------------- | Robust posnegscoredev | Coef. Std. Err. t P>|t| [90% Conf. Interval] ---------------+---------------------------------------------------------------- ageatpub | .0001892 .0005486 0.34 0.730 -.0007156 .001094 female | .0684151 .0188609 3.63 0.000 .0373109 .0995192 pageequivalent | .0004681 .0005796 0.81 0.420 -.0004877 .0014239 english2 | -.0493806 .0138669 -3.56 0.000 -.072249 -.0265121 | journalid | 2 | .051719 .0113206 4.57 0.000 .0330498 .0703882 5 | .0478523 .0127185 3.76 0.000 .0268778 .0688268 | jelgroup | 2 | .0243271 .013275 1.83 0.068 .002435 .0462193 3 | .0321922 .0135822 2.37 0.018 .0097934 .0545911 4 | .0148384 .0170044 0.87 0.383 -.0132041 .0428808 5 | .0166267 .0217349 0.76 0.445 -.0192171 .0524706 | _cons | -.0028592 .0189105 -0.15 0.880 -.0340451 .0283267 -------------------------------------------------------------------------------- . regress certtentscoredev ageatpub female pagee english2 i.journalid i.jelgr [a > w=weight],cluster(authorid) (sum of wgt is 1,951.16618078947) Linear regression Number of obs = 2,487 F(10, 357) = 8.15 Prob > F = 0.0000 R-squared = 0.0593 Root MSE = .16946 (Std. Err. adjusted for 358 clusters in authorid) -------------------------------------------------------------------------------- | Robust certtentscor~v | Coef. Std. Err. t P>|t| [90% Conf. Interval] ---------------+---------------------------------------------------------------- ageatpub | -.0005262 .0005324 -0.99 0.324 -.0014042 .0003518 female | .068253 .0333544 2.05 0.041 .0132472 .1232588 pageequivalent | -.0002369 .0005734 -0.41 0.680 -.0011825 .0007087 english2 | -.0849396 .0120937 -7.02 0.000 -.1048837 -.0649956 | journalid | 2 | .0244199 .0109458 2.23 0.026 .0063689 .0424709 5 | .0171379 .0115388 1.49 0.138 -.0018912 .0361669 | jelgroup | 2 | .0177118 .011749 1.51 0.133 -.0016639 .0370875 3 | .0104511 .0114017 0.92 0.360 -.0083518 .029254 4 | .0349457 .0144107 2.42 0.016 .0111805 .0587109 5 | .0526488 .0176838 2.98 0.003 .0234859 .0818117 | _cons | .0435417 .0166049 2.62 0.009 .0161579 .0709254 -------------------------------------------------------------------------------- . regress fppscoredev ageatpub female pagee english2 i.journalid i.jelgr [aw=wei > ght],cluster(authorid) (sum of wgt is 1,951.16618078947) Linear regression Number of obs = 2,487 F(10, 357) = 10.49 Prob > F = 0.0000 R-squared = 0.0968 Root MSE = .11223 (Std. Err. adjusted for 358 clusters in authorid) -------------------------------------------------------------------------------- | Robust fppscoredev | Coef. Std. Err. t P>|t| [90% Conf. Interval] ---------------+---------------------------------------------------------------- ageatpub | .0001638 .0003367 0.49 0.627 -.0003915 .000719 female | -.0255773 .0460745 -0.56 0.579 -.1015602 .0504056 pageequivalent | -.0006625 .000436 -1.52 0.130 -.0013815 .0000565 english2 | -.0319596 .0073023 -4.38 0.000 -.0440022 -.0199171 | journalid | 2 | .0657033 .0100609 6.53 0.000 .0491115 .082295 5 | .0775839 .0099886 7.77 0.000 .0611114 .0940565 | jelgroup | 2 | .0256834 .0083853 3.06 0.002 .0118549 .0395119 3 | .030019 .0079782 3.76 0.000 .0168619 .0431762 4 | .0435011 .0109043 3.99 0.000 .0255184 .0614838 5 | .0605245 .0138409 4.37 0.000 .0376989 .08335 | _cons | -.0253124 .0115063 -2.20 0.028 -.0442878 -.006337 -------------------------------------------------------------------------------- . . regress posnegscoredevsq ageatpub female pagee english2 i.journalid i.jelgr [a > w=weight],cluster(authorid) (sum of wgt is 1,951.16618078947) Linear regression Number of obs = 2,487 F(10, 357) = 7.58 Prob > F = 0.0000 R-squared = 0.0328 Root MSE = .04965 (Std. Err. adjusted for 358 clusters in authorid) -------------------------------------------------------------------------------- | Robust posnegscored~q | Coef. Std. Err. t P>|t| [90% Conf. Interval] ---------------+---------------------------------------------------------------- ageatpub | .0004699 .000138 3.41 0.001 .0002424 .0006974 female | -.0190894 .0028631 -6.67 0.000 -.023811 -.0143677 pageequivalent | -.0010614 .0001511 -7.02 0.000 -.0013106 -.0008122 english2 | -.0084255 .003644 -2.31 0.021 -.0144349 -.0024161 | journalid | 2 | 4.13e-06 .0028044 0.00 0.999 -.0046206 .0046289 5 | .0026588 .0030917 0.86 0.390 -.0024398 .0077575 | jelgroup | 2 | .0043446 .0032666 1.33 0.184 -.0010425 .0097317 3 | .0016656 .0034256 0.49 0.627 -.0039836 .0073148 4 | .0039073 .0040649 0.96 0.337 -.0027962 .0106108 5 | .0099797 .005722 1.74 0.082 .0005433 .0194161 | _cons | .048055 .0048363 9.94 0.000 .0400793 .0560308 -------------------------------------------------------------------------------- . regress certtentscoredevsq ageatpub female pagee english2 i.journalid i.jelgr > [aw=weight],cluster(authorid) (sum of wgt is 1,951.16618078947) Linear regression Number of obs = 2,487 F(10, 357) = 6.00 Prob > F = 0.0000 R-squared = 0.0290 Root MSE = .06243 (Std. Err. adjusted for 358 clusters in authorid) -------------------------------------------------------------------------------- | Robust certtentscor~q | Coef. Std. Err. t P>|t| [90% Conf. Interval] ---------------+---------------------------------------------------------------- ageatpub | .0005046 .0001373 3.68 0.000 .0002782 .0007311 female | .0016735 .0056146 0.30 0.766 -.0075857 .0109328 pageequivalent | -.0012951 .0002599 -4.98 0.000 -.0017238 -.0008665 english2 | -.0091103 .003866 -2.36 0.019 -.0154859 -.0027347 | journalid | 2 | .0020817 .0035587 0.58 0.559 -.003787 .0079504 5 | .0038257 .0030233 1.27 0.207 -.0011601 .0088115 | jelgroup | 2 | .0003096 .0058801 0.05 0.958 -.0093875 .0100067 3 | -.0010103 .0031632 -0.32 0.750 -.0062268 .0042063 4 | -.0044103 .0035363 -1.25 0.213 -.010242 .0014215 5 | -.0027127 .0043456 -0.62 0.533 -.0098793 .0044538 | _cons | .0495349 .0048623 10.19 0.000 .0415164 .0575534 -------------------------------------------------------------------------------- . regress fppscoredevsq ageatpub female pagee english2 i.journalid i.jelgr [aw= > weight],cluster(authorid) (sum of wgt is 1,951.16618078947) Linear regression Number of obs = 2,487 F(10, 357) = 4.32 Prob > F = 0.0000 R-squared = 0.0470 Root MSE = .03447 (Std. Err. adjusted for 358 clusters in authorid) -------------------------------------------------------------------------------- | Robust fppscoredevsq | Coef. Std. Err. t P>|t| [90% Conf. Interval] ---------------+---------------------------------------------------------------- ageatpub | .0001598 .0001212 1.32 0.188 -.0000399 .0003596 female | .0176552 .0224204 0.79 0.432 -.019319 .0546293 pageequivalent | -.0002382 .0001511 -1.58 0.116 -.0004873 .000011 english2 | .0050669 .0018666 2.71 0.007 .0019886 .0081452 | journalid | 2 | -.0133841 .0032492 -4.12 0.000 -.0187425 -.0080258 5 | -.0136598 .0028608 -4.77 0.000 -.0183777 -.0089419 | jelgroup | 2 | .0032898 .0025368 1.30 0.196 -.0008937 .0074733 3 | -.0009848 .0022924 -0.43 0.668 -.0047653 .0027957 4 | -.0015307 .0029668 -0.52 0.606 -.0064233 .003362 5 | .004592 .0042699 1.08 0.283 -.0024497 .0116337 | _cons | .0202056 .0034498 5.86 0.000 .0145164 .0258948 -------------------------------------------------------------------------------- . . areg posnegscoredev ageatpub pagee i.journalid i.jelgr [aw=weight],absorb(auth > orid) (sum of wgt is 1,951.16618078947) Linear regression, absorbing indicators Number of obs = 2,487 Absorbed variable: authorid No. of categories = 358 F( 8, 2121) = 5.11 Prob > F = 0.0000 R-squared = 0.3384 Adj R-squared = 0.2246 Root MSE = 0.1627 -------------------------------------------------------------------------------- posnegscoredev | Coef. Std. Err. t P>|t| [90% Conf. Interval] ---------------+---------------------------------------------------------------- ageatpub | -.0000436 .0004754 -0.09 0.927 -.000826 .0007388 pageequivalent | -.0009923 .0005626 -1.76 0.078 -.0019181 -.0000665 | journalid | 2 | .0213342 .0108236 1.97 0.049 .0035233 .0391452 5 | .0229988 .0117245 1.96 0.050 .0037052 .0422923 | jelgroup | 2 | .0065699 .0114417 0.57 0.566 -.0122581 .025398 3 | .060119 .0117699 5.11 0.000 .0407508 .0794872 4 | .0278734 .0153075 1.82 0.069 .0026838 .0530631 5 | -.0045408 .0171017 -0.27 0.791 -.0326829 .0236012 | _cons | .0026318 .0122857 0.21 0.830 -.0175852 .0228488 -------------------------------------------------------------------------------- F test of absorbed indicators: F(357, 2121) = 2.853 Prob > F = 0.000 . areg certtentscoredev ageatpub pagee i.journalid i.jelgr [aw=weight],absorb(au > thorid) (sum of wgt is 1,951.16618078947) Linear regression, absorbing indicators Number of obs = 2,487 Absorbed variable: authorid No. of categories = 358 F( 8, 2121) = 2.06 Prob > F = 0.0367 R-squared = 0.3398 Adj R-squared = 0.2262 Root MSE = 0.1534 -------------------------------------------------------------------------------- certtentscor~v | Coef. Std. Err. t P>|t| [90% Conf. Interval] ---------------+---------------------------------------------------------------- ageatpub | -.0001166 .0004483 -0.26 0.795 -.0008543 .0006212 pageequivalent | -.0006791 .0005305 -1.28 0.201 -.0015521 .000194 | journalid | 2 | .0276402 .0102064 2.71 0.007 .0108448 .0444356 5 | .0244128 .011056 2.21 0.027 .0062194 .0426063 | jelgroup | 2 | .0044384 .0107893 0.41 0.681 -.0133161 .022193 3 | -.003462 .0110988 -0.31 0.755 -.0217259 .0148019 4 | .0320069 .0144347 2.22 0.027 .0082535 .0557603 5 | .0116687 .0161266 0.72 0.469 -.0148688 .0382061 | _cons | -.0110166 .0115852 -0.95 0.342 -.0300809 .0080477 -------------------------------------------------------------------------------- F test of absorbed indicators: F(357, 2121) = 2.940 Prob > F = 0.000 . areg fppscoredev ageatpub pagee i.journalid i.jelgr [aw=weight],absorb(author > id) (sum of wgt is 1,951.16618078947) Linear regression, absorbing indicators Number of obs = 2,487 Absorbed variable: authorid No. of categories = 358 F( 8, 2121) = 12.14 Prob > F = 0.0000 R-squared = 0.5017 Adj R-squared = 0.4160 Root MSE = 0.0901 -------------------------------------------------------------------------------- fppscoredev | Coef. Std. Err. t P>|t| [90% Conf. Interval] ---------------+---------------------------------------------------------------- ageatpub | .0000214 .0002633 0.08 0.935 -.0004118 .0004546 pageequivalent | -.0006365 .0003115 -2.04 0.041 -.0011492 -.0001239 | journalid | 2 | .0386227 .0059931 6.44 0.000 .0287605 .0484848 5 | .0361148 .006492 5.56 0.000 .0254318 .0467979 | jelgroup | 2 | .0026134 .0063354 0.41 0.680 -.0078119 .0130388 3 | .0122951 .0065171 1.89 0.059 .0015707 .0230195 4 | .0527234 .008476 6.22 0.000 .0387756 .0666713 5 | .0449134 .0094694 4.74 0.000 .0293308 .060496 | _cons | -.0173095 .0068028 -2.54 0.011 -.0285039 -.006115 -------------------------------------------------------------------------------- F test of absorbed indicators: F(357, 2121) = 4.994 Prob > F = 0.000 . . areg posnegscoredevsq ageatpub pagee i.journalid i.jelgr [aw=weight],absorb(a > uthorid) (sum of wgt is 1,951.16618078947) Linear regression, absorbing indicators Number of obs = 2,487 Absorbed variable: authorid No. of categories = 358 F( 8, 2121) = 4.23 Prob > F = 0.0000 R-squared = 0.2543 Adj R-squared = 0.1259 Root MSE = 0.0471 -------------------------------------------------------------------------------- posnegscored~q | Coef. Std. Err. t P>|t| [90% Conf. Interval] ---------------+---------------------------------------------------------------- ageatpub | .0003191 .0001377 2.32 0.021 .0000926 .0005457 pageequivalent | -.0008805 .0001629 -5.40 0.000 -.0011486 -.0006124 | journalid | 2 | .0017366 .0031344 0.55 0.580 -.0034214 .0068945 5 | .0053108 .0033953 1.56 0.118 -.0002765 .0108981 | jelgroup | 2 | .0048447 .0033134 1.46 0.144 -.0006078 .0102972 3 | .0051496 .0034085 1.51 0.131 -.0004593 .0107585 4 | .0059114 .004433 1.33 0.183 -.0013833 .0132062 5 | .0085305 .0049525 1.72 0.085 .0003807 .0166802 | _cons | .0384362 .0035579 10.80 0.000 .0325815 .0442909 -------------------------------------------------------------------------------- F test of absorbed indicators: F(357, 2121) = 1.813 Prob > F = 0.000 . areg certtentscoredevsq ageatpub pagee i.journalid i.jelgr [aw=weight],absor > b(authorid) (sum of wgt is 1,951.16618078947) Linear regression, absorbing indicators Number of obs = 2,487 Absorbed variable: authorid No. of categories = 358 F( 8, 2121) = 4.42 Prob > F = 0.0000 R-squared = 0.2320 Adj R-squared = 0.0999 Root MSE = 0.0600 -------------------------------------------------------------------------------- certtentscor~q | Coef. Std. Err. t P>|t| [90% Conf. Interval] ---------------+---------------------------------------------------------------- ageatpub | .0005147 .0001753 2.94 0.003 .0002262 .0008032 pageequivalent | -.0011517 .0002075 -5.55 0.000 -.0014931 -.0008102 | journalid | 2 | .0033396 .0039915 0.84 0.403 -.0032288 .0099079 5 | .0067895 .0043238 1.57 0.117 -.0003256 .0139047 | jelgroup | 2 | .0046063 .0042195 1.09 0.275 -.0023371 .0115498 3 | .0005115 .0043405 0.12 0.906 -.0066312 .0076542 4 | -.0041604 .0056452 -0.74 0.461 -.01345 .0051291 5 | -.0029524 .0063068 -0.47 0.640 -.0133307 .0074259 | _cons | .0380249 .0045308 8.39 0.000 .0305692 .0454806 -------------------------------------------------------------------------------- F test of absorbed indicators: F(357, 2121) = 1.601 Prob > F = 0.000 . areg fppscoredevsq ageatpub pagee i.journalid i.jelgr [aw=weight],absorb(auth > orid) (sum of wgt is 1,951.16618078947) Linear regression, absorbing indicators Number of obs = 2,487 Absorbed variable: authorid No. of categories = 358 F( 8, 2121) = 4.36 Prob > F = 0.0000 R-squared = 0.3955 Adj R-squared = 0.2915 Root MSE = 0.0297 -------------------------------------------------------------------------------- fppscoredevsq | Coef. Std. Err. t P>|t| [90% Conf. Interval] ---------------+---------------------------------------------------------------- ageatpub | .0001255 .0000867 1.45 0.148 -.0000172 .0002681 pageequivalent | -.0002292 .0001026 -2.23 0.026 -.0003981 -.0000604 | journalid | 2 | -.0061222 .0019737 -3.10 0.002 -.0093701 -.0028743 5 | -.0057072 .002138 -2.67 0.008 -.0092254 -.0021889 | jelgroup | 2 | .0049609 .0020864 2.38 0.018 .0015275 .0083943 3 | .0038819 .0021463 1.81 0.071 .00035 .0074137 4 | .0052671 .0027914 1.89 0.059 .0006736 .0098606 5 | .0103338 .0031186 3.31 0.001 .005202 .0154656 | _cons | .016665 .0022404 7.44 0.000 .0129783 .0203516 -------------------------------------------------------------------------------- F test of absorbed indicators: F(357, 2121) = 3.480 Prob > F = 0.000 . . clear . . *REPLACE BELOW WITH RELEVANT LOCATION* . use "C:\Users\Owner\Desktop\D Drive old lenovo\KosnikWriting\AllInfoForDoMaster. > dta" . *Table 4* . gener posnegscoredevsq=posnegscoredev^2 . gener certtentscoredevsq=certtentscoredev^2 . gener fppscoredevsq=fppscoredev^2 . gener int ageatpub2=ageatpub* ageatpub if ageatpub>=0 (83 missing values generated) . replace ageatpub2=ageatpub if ageatpub<0 (83 real changes made) . gener ageatnarttodate=ageatpub*narticlesrealtodate . . centile cites* gs posnegscore* certtentscore* fppscore* ageatpub female pagee en > glish2 if gs<999 -- Binom. Interp. -- Variable | Obs Percentile Centile [90% Conf. Interval] -------------+------------------------------------------------------------- cites | 12,738 50 108 104 110 citesadj | 12,738 50 74 72 76 gs | 12,738 50 0 0 0 posnegscore | 12,738 50 -.2266289 -.2299095 -.2222222 posnegscor~v | 12,738 50 .0020624 -.0012601 .0048483 posnegscor~q | 12,738 50 .015157 .0147345 .0156401 certtentsc~e | 12,738 50 -.3675842 -.3703704 -.3646662 certtentsc~v | 12,738 50 -.0159188 -.0191272 -.0127863 certtentsc~q | 12,738 50 .0120508 .0116908 .0124384 fppscore | 12,738 50 .7636459 .7619338 .7651352 fppscoredev | 12,738 50 .0347258 .032857 .0357468 fppscorede~q | 12,738 50 .0050842 .0049459 .0052414 ageatpub | 12,738 50 11 11 11 female | 12,738 50 0 0 0 pageequiva~t | 12,738 50 21 20.928 21 english2 | 12,738 50 1 1 1 . centile cites* gs posnegscore* certtentscore* fppscore* ageatpub female pagee en > glish2 if gs==1 -- Binom. Interp. -- Variable | Obs Percentile Centile [90% Conf. Interval] -------------+------------------------------------------------------------- cites | 4,545 50 183 173.5505 192 citesadj | 4,545 50 53.90863 51.12496 56.55988 gs | 4,545 50 1 1 1 posnegscore | 4,545 50 -.2400756 -.2459016 -.2342135 posnegscor~v | 4,545 50 .0007363 -.0040171 .0060732 posnegscor~q | 4,545 50 .0148499 .0140855 .0157228 certtentsc~e | 4,545 50 -.3641618 -.3681319 -.3592233 certtentsc~v | 4,545 50 -.0205074 -.0265306 -.0159818 certtentsc~q | 4,545 50 .0127013 .0119453 .0134672 fppscore | 4,545 50 .7590361 .756487 .7612203 fppscoredev | 4,545 50 .0318107 .0291957 .0346383 fppscorede~q | 4,545 50 .0047959 .0045504 .004989 ageatpub | 4,545 50 8 8 9 female | 4,545 50 0 0 0 pageequiva~t | 4,545 50 14 13.97842 14.62 english2 | 4,545 50 1 1 1 . centile cites* gs posnegscore* certtentscore* fppscore* ageatpub female pagee en > glish2 if gs==0 -- Binom. Interp. -- Variable | Obs Percentile Centile [90% Conf. Interval] -------------+------------------------------------------------------------- cites | 8,193 50 84 82 86 citesadj | 8,193 50 84 82 86 gs | 8,193 50 0 0 0 posnegscore | 8,193 50 -.2189974 -.2228443 -.2150918 posnegscor~v | 8,193 50 .0027265 -.0011699 .0060987 posnegscor~q | 8,193 50 .015363 .0148758 .0160322 certtentsc~e | 8,193 50 -.3696275 -.3736842 -.3659558 certtentsc~v | 8,193 50 -.0127863 -.0166336 -.009058 certtentsc~q | 8,193 50 .0117835 .0112722 .0122124 fppscore | 8,193 50 .7660324 .7644805 .7678327 fppscoredev | 8,193 50 .0357332 .0342208 .037886 fppscorede~q | 8,193 50 .0053133 .0051089 .0054885 ageatpub | 8,193 50 13 13 13 female | 8,193 50 0 0 0 pageequiva~t | 8,193 50 26.316 26.20992 26.904 english2 | 8,193 50 1 1 1 . centile citesadj gs posnegscore* certtentscore* fppscore* ageatpub female pagee > english2 if gs<999 -- Binom. Interp. -- Variable | Obs Percentile Centile [90% Conf. Interval] -------------+------------------------------------------------------------- citesadj | 12,738 50 74 72 76 gs | 12,738 50 0 0 0 posnegscore | 12,738 50 -.2266289 -.2299095 -.2222222 posnegscor~v | 12,738 50 .0020624 -.0012601 .0048483 posnegscor~q | 12,738 50 .015157 .0147345 .0156401 certtentsc~e | 12,738 50 -.3675842 -.3703704 -.3646662 certtentsc~v | 12,738 50 -.0159188 -.0191272 -.0127863 certtentsc~q | 12,738 50 .0120508 .0116908 .0124384 fppscore | 12,738 50 .7636459 .7619338 .7651352 fppscoredev | 12,738 50 .0347258 .032857 .0357468 fppscorede~q | 12,738 50 .0050842 .0049459 .0052414 ageatpub | 12,738 50 11 11 11 female | 12,738 50 0 0 0 pageequiva~t | 12,738 50 21 20.928 21 english2 | 12,738 50 1 1 1 . sum cites* gs posnegscore* certtentscore* fppscore* ageatpub female pagee englis > h2 if gs<999 Variable | Obs Mean Std. Dev. Min Max -------------+--------------------------------------------------------- cites | 12,738 369.7244 1312.982 0 44327 citesadj | 12,738 199.404 508.8603 0 13057.97 gs | 12,738 .3568064 .4790758 0 1 posnegscore | 12,738 -.2251151 .1869651 -1 .453012 posnegscor~v | 12,738 .0046057 .1824904 -.7700094 .7258728 -------------+--------------------------------------------------------- posnegscor~q | 12,738 .0333213 .0472313 1.03e-09 .5929145 certtentsc~e | 12,738 -.3554896 .1694769 -1 1 certtentsc~v | 12,738 -.0034463 .167567 -.6590153 1.343473 certtentsc~q | 12,738 .0280884 .0499731 2.94e-09 1.804919 fppscore | 12,738 .7287931 .1300964 -.5294118 1 -------------+--------------------------------------------------------- fppscoredev | 12,738 .0045829 .1264631 -1.270493 .2728693 fppscorede~q | 12,738 .0160127 .0433227 5.91e-11 1.614153 ageatpub | 12,738 13.19697 9.406844 -5 63 female | 12,738 .044277 .2057179 0 1 pageequiva~t | 12,738 22.59951 11.83976 .731 76.024 -------------+--------------------------------------------------------- english2 | 12,738 .6249019 .4841673 0 1 . sum cites* gs posnegscore* certtentscore* fppscore* ageatpub female pagee englis > h2 if gs==0 Variable | Obs Mean Std. Dev. Min Max -------------+--------------------------------------------------------- cites | 8,193 199.4394 440.3166 0 12576 citesadj | 8,193 199.4394 440.3166 0 12576 gs | 8,193 0 0 0 0 posnegscore | 8,193 -.2203761 .1862836 -.8067061 .453012 posnegscor~v | 8,193 .0033865 .1824853 -.5652414 .7258728 -------------+--------------------------------------------------------- posnegscor~q | 8,193 .0333083 .0463566 8.57e-09 .5268912 certtentsc~e | 8,193 -.3582936 .1661477 -.9047619 .4117647 certtentsc~v | 8,193 -.0007703 .1639048 -.5959108 .7428492 certtentsc~q | 8,193 .0268621 .0432204 2.94e-09 .5518249 fppscore | 8,193 .7298256 .1296113 -.1893382 1 -------------+--------------------------------------------------------- fppscoredev | 8,193 .0059764 .1255824 -.8785142 .2568077 fppscorede~q | 8,193 .0158047 .0377775 5.91e-11 .7717872 ageatpub | 8,193 14.90443 9.816506 -3 63 female | 8,193 .0600513 .2375963 0 1 pageequiva~t | 8,193 26.92652 11.54923 .75 76.024 -------------+--------------------------------------------------------- english2 | 8,193 .5563286 .4968473 0 1 . sum cites* gs posnegscore* certtentscore* fppscore* ageatpub female pagee englis > h2 if gs==1 Variable | Obs Mean Std. Dev. Min Max -------------+--------------------------------------------------------- cites | 4,545 676.6869 2082.344 0 44327 citesadj | 4,545 199.3402 613.4224 0 13057.97 gs | 4,545 1 0 1 1 posnegscore | 4,545 -.233658 .1879063 -1 .4412331 posnegscor~v | 4,545 .0068035 .182499 -.7700094 .6672921 -------------+--------------------------------------------------------- posnegscor~q | 4,545 .0333448 .0487737 1.03e-09 .5929145 certtentsc~e | 4,545 -.3504349 .1752239 -1 1 certtentsc~v | 4,545 -.0082702 .1738884 -.6590153 1.343473 certtentsc~q | 4,545 .0302989 .0602062 9.86e-09 1.804919 fppscore | 4,545 .7269319 .1309601 -.5294118 1 -------------+--------------------------------------------------------- fppscoredev | 4,545 .0020708 .128011 -1.270493 .2728693 fppscorede~q | 4,545 .0163875 .0518441 9.09e-11 1.614153 ageatpub | 4,545 10.11903 7.71871 -5 57 female | 4,545 .0158416 .1248762 0 1 pageequiva~t | 4,545 14.79946 7.605835 .731 73 -------------+--------------------------------------------------------- english2 | 4,545 .7485149 .4339145 0 1 . . qreg2 citesadj gs posnegscoredev certtentscoredev fppscoredev ageatpub female pa > gee english2 i.journalid i.jelgr i.year if gs<999,cluster(authorid) Median regression R-squared = .04562629 Number of obs = 12738 Objective function = 77.70401 Standard errors adjusted for 1389 clusters in authorid --------------------------------------------------------------------------------- citesadj | Coef. Std. Err. t P>|t| [90% Conf. Interval] ----------------+---------------------------------------------------------------- gs | -13.99317 3.185075 -4.39 0.000 -19.23253 -8.7538 posnegscoredev | -11.51421 4.590137 -2.51 0.012 -19.06486 -3.963551 certtentscore~v | -25.4336 4.706533 -5.40 0.000 -33.17572 -17.69147 fppscoredev | -26.90564 9.946604 -2.71 0.007 -43.26755 -10.54374 ageatpub | -.6152743 .1214255 -5.07 0.000 -.8150162 -.4155325 female | 9.938494 5.83046 1.70 0.088 .3475401 19.52945 pageequivalent | 2.691424 .1551759 17.34 0.000 2.436163 2.946684 english2 | 5.663968 2.72021 2.08 0.037 1.189294 10.13864 | journalid | 2 | -3.738261 2.73778 -1.37 0.172 -8.241837 .7653154 3 | -11.54261 2.880887 -4.01 0.000 -16.28159 -6.803624 4 | 14.74603 4.131181 3.57 0.000 7.950348 21.54172 5 | -35.09189 2.74273 -12.79 0.000 -39.60361 -30.58017 | jelgroup | 2 | -.8663218 2.619471 -0.33 0.741 -5.175283 3.442639 3 | 5.292641 2.868213 1.85 0.065 .5745063 10.01078 4 | 9.273009 3.560813 2.60 0.009 3.415564 15.13045 5 | 28.47899 4.094845 6.95 0.000 21.74308 35.2149 | year | 1970 | -5.054353 7.386463 -0.68 0.494 -17.20489 7.096186 1971 | -3.093008 6.798425 -0.45 0.649 -14.27624 8.090223 1972 | -9.503062 6.933591 -1.37 0.171 -20.90864 1.902515 1973 | -5.039038 7.157487 -0.70 0.481 -16.81292 6.734841 1974 | -4.716541 6.76684 -0.70 0.486 -15.84782 6.414735 1975 | 2.876784 7.553536 0.38 0.703 -9.548585 15.30215 1976 | 1.378604 6.681156 0.21 0.837 -9.611723 12.36893 1977 | 5.592792 6.919278 0.81 0.419 -5.789239 16.97482 1978 | -.2467521 6.84768 -0.04 0.971 -11.51101 11.0175 1979 | 9.205838 7.438585 1.24 0.216 -3.03044 21.44212 1980 | 2.824325 7.128687 0.40 0.692 -8.90218 14.55083 1981 | 17.1657 10.70141 1.60 0.109 -.4378466 34.76924 1982 | 23.17643 11.87604 1.95 0.051 3.640646 42.71221 1983 | 20.97904 8.424998 2.49 0.013 7.12014 34.83794 1984 | 13.27528 7.413099 1.79 0.073 1.080927 25.46964 1985 | 16.09469 8.317563 1.94 0.053 2.412514 29.77686 1986 | 41.64963 9.405302 4.43 0.000 26.17815 57.12111 1987 | 29.46279 10.30367 2.86 0.004 12.51352 46.41206 1988 | 19.2488 9.131292 2.11 0.035 4.228062 34.26954 1989 | 49.77689 12.45741 4.00 0.000 29.28478 70.269 1990 | 58.31845 26.96017 2.16 0.031 13.96968 102.6672 1991 | 43.80663 8.627094 5.08 0.000 29.61529 57.99798 1992 | 69.42 18.1343 3.83 0.000 39.58956 99.25045 1993 | 76.91705 11.56858 6.65 0.000 57.88703 95.94707 1994 | 88.47839 14.38403 6.15 0.000 64.81704 112.1397 1995 | 57.36159 11.64632 4.93 0.000 38.2037 76.51947 1996 | 92.69553 14.39266 6.44 0.000 69.01997 116.3711 1997 | 112.3167 14.22682 7.89 0.000 88.91394 135.7194 1998 | 79.81348 15.75827 5.06 0.000 53.89153 105.7354 1999 | 58.97788 12.84534 4.59 0.000 37.84762 80.10813 2000 | 73.54056 15.61455 4.71 0.000 47.85503 99.22609 2001 | 61.9518 11.59282 5.34 0.000 42.88192 81.02168 2002 | 47.58023 14.98863 3.17 0.002 22.92432 72.23613 2003 | 44.06013 12.31435 3.58 0.000 23.80334 64.31691 2004 | 56.48997 16.41224 3.44 0.001 29.49227 83.48768 2005 | 42.35148 11.4734 3.69 0.000 23.47803 61.22493 2006 | 35.92661 13.56006 2.65 0.008 13.62066 58.23255 2007 | 30.86672 9.550613 3.23 0.001 15.15621 46.57723 2008 | 22.28584 10.74109 2.07 0.038 4.617037 39.95465 2009 | -3.580146 9.241646 -0.39 0.698 -18.78241 11.62212 2010 | -9.377569 10.09023 -0.93 0.353 -25.97573 7.220597 2011 | -13.30067 9.597105 -1.39 0.166 -29.08766 2.486312 2012 | -29.48708 8.922652 -3.30 0.001 -44.16461 -14.80955 2013 | -28.76177 8.456952 -3.40 0.001 -42.67324 -14.85031 2014 | -39.86112 9.14252 -4.36 0.000 -54.90033 -24.82192 2015 | -76.36324 9.523987 -8.02 0.000 -92.02995 -60.69653 2016 | -75.14952 9.272728 -8.10 0.000 -90.40291 -59.89612 2017 | -82.3876 9.747394 -8.45 0.000 -98.42181 -66.35339 2018 | -106.376 10.00619 -10.63 0.000 -122.8359 -89.91611 | _cons | 20.37256 7.782096 2.62 0.009 7.571216 33.17391 --------------------------------------------------------------------------------- Parente-Santos Silva test for intra-cluster correlation Ho: No intra-cluster correlation T = 27.477 P>|T| = 0.000 . qreg2 citesadj gs posnegscoredevsq certtentscoredevsq fppscoredevsq ageatpub fem > ale pagee english2 i.journalid i.jelgr i.year if gs<999,cluster(authorid) Median regression R-squared = .04406091 Number of obs = 12738 Objective function = 77.816079 Standard errors adjusted for 1389 clusters in authorid --------------------------------------------------------------------------------- citesadj | Coef. Std. Err. t P>|t| [90% Conf. Interval] ----------------+---------------------------------------------------------------- gs | -12.77547 3.331911 -3.83 0.000 -18.25637 -7.294562 posnegscorede~q | 33.91884 19.0863 1.78 0.076 2.52237 65.31531 certtentscore~q | -11.70073 10.39163 -1.13 0.260 -28.79469 5.393234 fppscoredevsq | -47.1442 27.90003 -1.69 0.091 -93.03902 -1.24938 ageatpub | -.6492178 .1269164 -5.12 0.000 -.857992 -.4404436 female | 12.39505 5.853836 2.12 0.034 2.765647 22.02446 pageequivalent | 2.670085 .1535753 17.39 0.000 2.417458 2.922712 english2 | 7.741 2.731791 2.83 0.005 3.247274 12.23472 | journalid | 2 | -7.702193 2.68309 -2.87 0.004 -12.11581 -3.288579 3 | -11.87447 2.935126 -4.05 0.000 -16.70268 -7.046269 4 | 15.9622 4.387535 3.64 0.000 8.744818 23.17958 5 | -37.62306 2.899758 -12.97 0.000 -42.39309 -32.85304 | jelgroup | 2 | -3.348125 2.593736 -1.29 0.197 -7.614753 .9185028 3 | 4.305072 2.906961 1.48 0.139 -.4768027 9.086947 4 | 6.901173 3.787888 1.82 0.068 .6701966 13.13215 5 | 25.95072 4.073756 6.37 0.000 19.24949 32.65194 | year | 1970 | -1.213095 5.714752 -0.21 0.832 -10.61371 8.187523 1971 | -.1665078 5.492271 -0.03 0.976 -9.20115 8.868134 1972 | -7.416808 5.534989 -1.34 0.180 -16.52172 1.688104 1973 | -2.317092 5.951628 -0.39 0.697 -12.10737 7.473182 1974 | -.0050847 6.089165 -0.00 0.999 -10.0216 10.01143 1975 | 2.835072 6.285456 0.45 0.652 -7.504339 13.17448 1976 | 4.640107 5.398481 0.86 0.390 -4.240253 13.52047 1977 | 7.567943 6.070142 1.25 0.213 -2.417282 17.55317 1978 | 2.550087 5.889432 0.43 0.665 -7.137876 12.23805 1979 | 11.5092 6.510242 1.77 0.077 .8000226 22.21838 1980 | 4.936627 5.949848 0.83 0.407 -4.850717 14.72397 1981 | 17.533 8.886582 1.97 0.049 2.914802 32.15119 1982 | 29.37169 11.15539 2.63 0.008 11.02137 47.72201 1983 | 26.03849 7.263999 3.58 0.000 14.08941 37.98758 1984 | 12.25991 6.407386 1.91 0.056 1.719928 22.79989 1985 | 16.02444 7.76747 2.06 0.039 3.247153 28.80173 1986 | 44.64352 8.67922 5.14 0.000 30.36643 58.92061 1987 | 29.80447 8.232482 3.62 0.000 16.26226 43.34669 1988 | 24.65253 8.051704 3.06 0.002 11.40768 37.89737 1989 | 50.02448 11.36499 4.40 0.000 31.32937 68.71958 1990 | 57.73852 39.08517 1.48 0.140 -6.555572 122.0326 1991 | 46.29608 8.657822 5.35 0.000 32.05419 60.53798 1992 | 75.6919 16.50501 4.59 0.000 48.54159 102.8422 1993 | 81.04205 12.26691 6.61 0.000 60.8633 101.2208 1994 | 90.00451 16.75434 5.37 0.000 62.44406 117.565 1995 | 58.7213 11.58373 5.07 0.000 39.66636 77.77624 1996 | 95.05951 12.56186 7.57 0.000 74.39558 115.7234 1997 | 114.2492 15.45799 7.39 0.000 88.82117 139.6771 1998 | 84.83081 15.15251 5.60 0.000 59.90532 109.7563 1999 | 65.41107 12.26561 5.33 0.000 45.23445 85.58768 2000 | 74.57499 13.00245 5.74 0.000 53.18631 95.96368 2001 | 72.2031 15.98203 4.52 0.000 45.91307 98.49313 2002 | 56.75064 11.57496 4.90 0.000 37.71013 75.79115 2003 | 50.14521 11.30594 4.44 0.000 31.54724 68.74319 2004 | 58.06601 13.11835 4.43 0.000 36.48666 79.64536 2005 | 48.681 10.11401 4.81 0.000 32.04372 65.31828 2006 | 41.69014 12.42782 3.35 0.001 21.2467 62.13358 2007 | 36.14349 9.099469 3.97 0.000 21.1751 51.11188 2008 | 25.97378 11.00693 2.36 0.018 7.867672 44.07989 2009 | 2.717369 8.013329 0.34 0.735 -10.46435 15.89909 2010 | -1.113292 9.454778 -0.12 0.906 -16.66616 14.43957 2011 | -6.286423 8.99617 -0.70 0.485 -21.08489 8.512042 2012 | -25.82747 8.211552 -3.15 0.002 -39.33526 -12.31968 2013 | -22.05757 7.449446 -2.96 0.003 -34.31172 -9.803428 2014 | -34.33906 7.916743 -4.34 0.000 -47.3619 -21.31623 2015 | -68.56359 8.588957 -7.98 0.000 -82.6922 -54.43498 2016 | -72.80145 8.432969 -8.63 0.000 -86.67346 -58.92944 2017 | -76.93469 8.878665 -8.67 0.000 -91.53986 -62.32952 2018 | -96.70959 9.028262 -10.71 0.000 -111.5608 -81.85833 | _cons | 17.89609 6.734862 2.66 0.008 6.817418 28.97476 --------------------------------------------------------------------------------- Parente-Santos Silva test for intra-cluster correlation Ho: No intra-cluster correlation T = 27.807 P>|T| = 0.000 . . qreg2 citesadj gs posnegscoredev certtentscoredev fppscoredev ageatpub ageatpub2 > female pagee english2 i.journalid i.jelgr i.year if gs<999,cluster(authorid > ) Median regression R-squared = .04537328 Number of obs = 12738 Objective function = 77.696282 Standard errors adjusted for 1389 clusters in authorid --------------------------------------------------------------------------------- citesadj | Coef. Std. Err. t P>|t| [90% Conf. Interval] ----------------+---------------------------------------------------------------- gs | -12.60222 3.16668 -3.98 0.000 -17.81133 -7.393117 posnegscoredev | -12.08 4.650869 -2.60 0.009 -19.73056 -4.429444 certtentscore~v | -26.14992 4.720771 -5.54 0.000 -33.91547 -18.38438 fppscoredev | -27.63773 10.09833 -2.74 0.006 -44.24923 -11.02624 ageatpub | -1.141794 .2869924 -3.98 0.000 -1.613889 -.6696994 ageatpub2 | .0134253 .006703 2.00 0.045 .0023991 .0244516 female | 11.47421 6.136652 1.87 0.062 1.379578 21.56884 pageequivalent | 2.70457 .1564965 17.28 0.000 2.447137 2.962003 english2 | 4.779812 2.801291 1.71 0.088 .1717624 9.387862 | journalid | 2 | -4.432936 2.739274 -1.62 0.106 -8.93897 .0730987 3 | -11.52139 2.928928 -3.93 0.000 -16.3394 -6.703378 4 | 14.6106 4.205727 3.47 0.001 7.69229 21.52891 5 | -35.12743 2.803919 -12.53 0.000 -39.7398 -30.51506 | jelgroup | 2 | -.9028019 2.649338 -0.34 0.733 -5.260893 3.455289 3 | 5.519995 2.907819 1.90 0.058 .7367097 10.30328 4 | 9.007793 3.595102 2.51 0.012 3.093944 14.92164 5 | 29.16444 4.125214 7.07 0.000 22.37857 35.95031 | year | 1970 | -4.184578 8.362782 -0.50 0.617 -17.94114 9.571979 1971 | -3.068889 7.69284 -0.40 0.690 -15.72341 9.585632 1972 | -9.977831 8.070607 -1.24 0.216 -23.25377 3.298107 1973 | -4.564762 8.297447 -0.55 0.582 -18.21385 9.084323 1974 | -3.777341 7.832075 -0.48 0.630 -16.6609 9.106218 1975 | 1.969035 8.646573 0.23 0.820 -12.25435 16.19242 1976 | 1.67405 7.744032 0.22 0.829 -11.06468 14.41278 1977 | 6.716036 7.922977 0.85 0.397 -6.317055 19.74913 1978 | .1803739 8.000251 0.02 0.982 -12.97983 13.34058 1979 | 9.264648 8.786279 1.05 0.292 -5.188552 23.71785 1980 | 2.548228 8.167054 0.31 0.755 -10.88636 15.98282 1981 | 17.61908 10.76583 1.64 0.102 -.0904352 35.32859 1982 | 24.11443 12.23568 1.97 0.049 3.987049 44.2418 1983 | 21.27027 9.738647 2.18 0.029 5.250453 37.29009 1984 | 14.90696 8.493097 1.76 0.079 .936032 28.87788 1985 | 16.8139 8.981288 1.87 0.061 2.039912 31.58788 1986 | 41.52772 10.27151 4.04 0.000 24.63135 58.42409 1987 | 30.29434 10.86988 2.79 0.005 12.41366 48.17501 1988 | 20.39988 10.25244 1.99 0.047 3.534887 37.26488 1989 | 49.66528 11.85379 4.19 0.000 30.16611 69.16445 1990 | 47.69635 26.7084 1.79 0.074 3.761727 91.63097 1991 | 45.1041 9.708059 4.65 0.000 29.1346 61.07361 1992 | 71.69889 21.91546 3.27 0.001 35.64853 107.7492 1993 | 79.37688 12.12961 6.54 0.000 59.42399 99.32976 1994 | 89.99027 14.23519 6.32 0.000 66.57375 113.4068 1995 | 56.7716 13.17308 4.31 0.000 35.10222 78.44097 1996 | 91.32236 17.76053 5.14 0.000 62.10675 120.538 1997 | 113.3312 17.19771 6.59 0.000 85.0414 141.621 1998 | 75.01385 19.49851 3.85 0.000 42.93931 107.0884 1999 | 62.79478 13.97528 4.49 0.000 39.80581 85.78376 2000 | 74.08293 14.24543 5.20 0.000 50.64957 97.51629 2001 | 65.83097 12.97148 5.08 0.000 44.49323 87.16872 2002 | 50.26989 13.76225 3.65 0.000 27.63135 72.90843 2003 | 47.01046 13.0188 3.61 0.000 25.59488 68.42605 2004 | 58.91583 15.97587 3.69 0.000 32.63593 85.19572 2005 | 45.50925 11.93289 3.81 0.000 25.87997 65.13853 2006 | 37.14472 12.25967 3.03 0.002 16.97788 57.31155 2007 | 32.16066 10.31552 3.12 0.002 15.1919 49.12942 2008 | 24.06093 11.41992 2.11 0.035 5.275453 42.8464 2009 | -1.360233 10.31475 -0.13 0.895 -18.32772 15.60726 2010 | -7.398493 10.91766 -0.68 0.498 -25.35777 10.56078 2011 | -10.59317 10.66901 -0.99 0.321 -28.14342 6.957078 2012 | -28.91626 9.995683 -2.89 0.004 -45.35889 -12.47362 2013 | -26.02872 9.524658 -2.73 0.006 -41.69653 -10.36091 2014 | -37.80534 10.25176 -3.69 0.000 -54.66922 -20.94146 2015 | -75.21882 10.61538 -7.09 0.000 -92.68085 -57.75679 2016 | -73.51283 10.33864 -7.11 0.000 -90.51963 -56.50603 2017 | -81.33643 10.79523 -7.53 0.000 -99.09431 -63.57856 2018 | -103.7369 11.02377 -9.41 0.000 -121.8707 -85.60304 | _cons | 22.32751 9.034358 2.47 0.013 7.466224 37.18879 --------------------------------------------------------------------------------- Parente-Santos Silva test for intra-cluster correlation Ho: No intra-cluster correlation T = 27.112 P>|T| = 0.000 . qreg2 citesadj gs posnegscoredevsq certtentscoredevsq fppscoredevsq ageatpub age > atpub2 female pagee english2 i.journalid i.jelgr i.year if gs<999,cluster(au > thorid) Median regression R-squared = .04408213 Number of obs = 12738 Objective function = 77.811317 Standard errors adjusted for 1389 clusters in authorid --------------------------------------------------------------------------------- citesadj | Coef. Std. Err. t P>|t| [90% Conf. Interval] ----------------+---------------------------------------------------------------- gs | -12.29394 3.388441 -3.63 0.000 -17.86784 -6.720048 posnegscorede~q | 34.2414 20.78834 1.65 0.100 .0451207 68.43767 certtentscore~q | -9.986392 10.80289 -0.92 0.355 -27.75686 7.78408 fppscoredevsq | -49.1549 28.27967 -1.74 0.082 -95.67422 -2.635571 ageatpub | -1.017533 .304513 -3.34 0.001 -1.518449 -.5166168 ageatpub2 | .0097514 .0070824 1.38 0.169 -.0018989 .0214017 female | 13.01068 5.844024 2.23 0.026 3.39741 22.62394 pageequivalent | 2.690553 .1528953 17.60 0.000 2.439044 2.942062 english2 | 7.613894 2.793799 2.73 0.006 3.018167 12.20962 | journalid | 2 | -7.584373 2.70412 -2.80 0.005 -12.03258 -3.136167 3 | -11.9089 2.976051 -4.00 0.000 -16.80442 -7.01337 4 | 15.81262 4.425773 3.57 0.000 8.532341 23.0929 5 | -37.46453 2.891928 -12.95 0.000 -42.22167 -32.70738 | jelgroup | 2 | -3.087636 2.654256 -1.16 0.245 -7.453818 1.278545 3 | 4.3404 2.947045 1.47 0.141 -.507412 9.188212 4 | 7.464684 3.809551 1.96 0.050 1.198072 13.7313 5 | 26.21004 4.096725 6.40 0.000 19.47104 32.94905 | year | 1970 | -.9894278 5.961943 -0.17 0.868 -10.79667 8.817813 1971 | 1.20129 5.911008 0.20 0.839 -8.522163 10.92474 1972 | -5.759958 5.92569 -0.97 0.331 -15.50756 3.987647 1973 | -1.397621 6.062089 -0.23 0.818 -11.3696 8.574356 1974 | .9343759 6.643942 0.14 0.888 -9.994735 11.86349 1975 | 2.213981 6.655832 0.33 0.739 -8.734689 13.16265 1976 | 5.499062 5.799463 0.95 0.343 -4.040902 15.03903 1977 | 7.848405 6.362742 1.23 0.217 -2.61814 18.31495 1978 | 3.91186 6.289208 0.62 0.534 -6.433724 14.25744 1979 | 12.45783 6.751622 1.85 0.065 1.351588 23.56407 1980 | 5.178826 6.255698 0.83 0.408 -5.111635 15.46929 1981 | 19.23553 9.999905 1.92 0.054 2.785943 35.68511 1982 | 30.00245 11.50235 2.61 0.009 11.08138 48.92352 1983 | 25.78349 7.698224 3.35 0.001 13.12012 38.44687 1984 | 15.00556 6.727486 2.23 0.026 3.939018 26.0721 1985 | 17.6413 7.982301 2.21 0.027 4.510623 30.77198 1986 | 45.61075 8.618928 5.29 0.000 31.43284 59.78867 1987 | 31.22288 8.427578 3.70 0.000 17.35974 45.08603 1988 | 23.57461 8.113727 2.91 0.004 10.22774 36.92148 1989 | 50.8878 11.70009 4.35 0.000 31.64146 70.13413 1990 | 59.15525 39.20922 1.51 0.131 -5.342896 123.6534 1991 | 45.48404 8.589351 5.30 0.000 31.35478 59.6133 1992 | 76.7684 18.03998 4.26 0.000 47.0931 106.4437 1993 | 82.02771 11.92106 6.88 0.000 62.41789 101.6375 1994 | 92.14368 16.79191 5.49 0.000 64.52142 119.7659 1995 | 59.78562 10.98876 5.44 0.000 41.70939 77.86185 1996 | 95.33474 12.6787 7.52 0.000 74.47862 116.1909 1997 | 116.8706 14.71104 7.94 0.000 92.67131 141.0699 1998 | 87.27025 15.26539 5.72 0.000 62.15908 112.3814 1999 | 65.06182 11.21845 5.80 0.000 46.60777 83.51587 2000 | 75.36545 13.27769 5.68 0.000 53.524 97.2069 2001 | 74.07444 16.09244 4.60 0.000 47.60279 100.5461 2002 | 56.34928 12.11284 4.65 0.000 36.42397 76.27458 2003 | 51.86994 11.76852 4.41 0.000 32.51102 71.22885 2004 | 59.84054 12.14794 4.93 0.000 39.8575 79.82358 2005 | 50.64814 10.32827 4.90 0.000 33.6584 67.63787 2006 | 43.32999 12.47109 3.47 0.001 22.81537 63.84462 2007 | 36.98959 9.127295 4.05 0.000 21.97543 52.00375 2008 | 27.08352 11.14491 2.43 0.015 8.750434 45.4166 2009 | 4.201127 8.322465 0.50 0.614 -9.489111 17.89136 2010 | -.1999791 9.30364 -0.02 0.983 -15.50422 15.10427 2011 | -5.406706 9.103961 -0.59 0.553 -20.38248 9.569072 2012 | -24.80071 8.355733 -2.97 0.003 -38.54567 -11.05575 2013 | -20.61506 7.692769 -2.68 0.007 -33.26946 -7.960653 2014 | -33.03196 8.118504 -4.07 0.000 -46.38669 -19.67724 2015 | -67.18178 8.820284 -7.62 0.000 -81.69092 -52.67264 2016 | -72.92663 8.562055 -8.52 0.000 -87.01099 -58.84227 2017 | -75.66804 8.986944 -8.42 0.000 -90.45133 -60.88475 2018 | -95.06126 9.230256 -10.30 0.000 -110.2448 -79.87773 | _cons | 18.39084 7.23638 2.54 0.011 6.487189 30.2945 --------------------------------------------------------------------------------- Parente-Santos Silva test for intra-cluster correlation Ho: No intra-cluster correlation T = 27.620 P>|T| = 0.000 . . qreg2 citesadj gs posnegscoredev certtentscoredev fppscoredev ageatpub female pa > gee english2 i.journalid i.jelgr i.year if narticlesreal>5 & gs<999,cluster(a > uthorid) Median regression R-squared = .04626829 Number of obs = 11067 Objective function = 80.588455 Standard errors adjusted for 1053 clusters in authorid --------------------------------------------------------------------------------- citesadj | Coef. Std. Err. t P>|t| [90% Conf. Interval] ----------------+---------------------------------------------------------------- gs | -14.63314 3.798692 -3.85 0.000 -20.88196 -8.384323 posnegscoredev | -11.32755 5.484228 -2.07 0.039 -20.34906 -2.306037 certtentscore~v | -29.98851 5.235274 -5.73 0.000 -38.6005 -21.37653 fppscoredev | -26.8733 11.82506 -2.27 0.023 -46.32544 -7.42116 ageatpub | -.622232 .1561365 -3.99 0.000 -.8790753 -.3653886 female | 10.85943 7.337275 1.48 0.139 -1.210325 22.92919 pageequivalent | 2.785564 .1736601 16.04 0.000 2.499894 3.071233 english2 | 4.562369 3.234085 1.41 0.158 -.7576751 9.882413 | journalid | 2 | -4.359654 3.216797 -1.36 0.175 -9.651259 .9319506 3 | -11.72158 3.471722 -3.38 0.001 -17.43253 -6.010621 4 | 14.95682 4.887331 3.06 0.002 6.917197 22.99644 5 | -36.19937 3.408631 -10.62 0.000 -41.80654 -30.5922 | jelgroup | 2 | -1.333726 2.933332 -0.45 0.649 -6.159033 3.491582 3 | 5.658474 3.409778 1.66 0.097 .0494157 11.26753 4 | 11.52546 4.1153 2.80 0.005 4.755822 18.29509 5 | 31.00112 4.853768 6.39 0.000 23.01671 38.98553 | year | 1970 | -3.896644 10.3665 -0.38 0.707 -20.94946 13.15617 1971 | -2.128662 9.592612 -0.22 0.824 -17.90843 13.65111 1972 | -9.374451 9.872119 -0.95 0.342 -25.61401 6.865106 1973 | -4.874788 10.30513 -0.47 0.636 -21.82664 12.07707 1974 | -.9583605 9.421877 -0.10 0.919 -16.45727 14.54055 1975 | 4.232008 10.23587 0.41 0.679 -12.60592 21.06993 1976 | 1.961403 9.580948 0.20 0.838 -13.79918 17.72199 1977 | 9.794063 10.00188 0.98 0.327 -6.658958 26.24708 1978 | -1.415499 9.871928 -0.14 0.886 -17.65474 14.82375 1979 | 10.6874 10.50764 1.02 0.309 -6.597584 27.97239 1980 | 4.302388 9.963776 0.43 0.666 -12.08795 20.69272 1981 | 19.88566 12.89538 1.54 0.123 -1.327136 41.09845 1982 | 35.14877 16.4455 2.14 0.033 8.09606 62.20149 1983 | 22.29783 11.17792 1.99 0.046 3.910247 40.68542 1984 | 15.32178 10.58973 1.45 0.148 -2.098246 32.7418 1985 | 15.68644 10.87326 1.44 0.149 -2.199991 33.57288 1986 | 44.31737 12.70483 3.49 0.000 23.41802 65.21672 1987 | 27.97114 12.71753 2.20 0.028 7.050908 48.89137 1988 | 20.97126 12.64942 1.66 0.097 .1630649 41.77945 1989 | 52.15346 15.78953 3.30 0.001 26.1798 78.12711 1990 | 59.71509 20.49028 2.91 0.004 26.00874 93.42144 1991 | 49.44142 12.15971 4.07 0.000 29.43879 69.44405 1992 | 64.05785 18.68649 3.43 0.001 33.31872 94.79698 1993 | 91.67572 17.51524 5.23 0.000 62.86329 120.4882 1994 | 98.96926 50.76895 1.95 0.051 15.45473 182.4838 1995 | 60.925 17.1998 3.54 0.000 32.63147 89.21853 1996 | 90.65846 16.12862 5.62 0.000 64.12701 117.1899 1997 | 112.8503 17.22348 6.55 0.000 84.51779 141.1828 1998 | 71.0719 21.10446 3.37 0.001 36.35523 105.7886 1999 | 59.74487 14.56956 4.10 0.000 35.77806 83.71168 2000 | 74.10087 18.56657 3.99 0.000 43.559 104.6427 2001 | 56.99033 14.73348 3.87 0.000 32.75386 81.22679 2002 | 57.48576 20.6676 2.78 0.005 23.48772 91.4838 2003 | 42.29892 15.24597 2.77 0.006 17.21941 67.37842 2004 | 61.73256 16.97284 3.64 0.000 33.81236 89.65275 2005 | 39.88203 13.75532 2.90 0.004 17.25463 62.50943 2006 | 33.33718 13.82808 2.41 0.016 10.59009 56.08427 2007 | 27.4228 12.86906 2.13 0.033 6.2533 48.59229 2008 | 22.05383 13.91196 1.59 0.113 -.8312294 44.9389 2009 | -5.371027 12.25641 -0.44 0.661 -25.53272 14.79067 2010 | -15.70437 13.47256 -1.17 0.244 -37.86663 6.457893 2011 | -12.37905 13.30504 -0.93 0.352 -34.26574 9.507639 2012 | -39.42731 12.73921 -3.09 0.002 -60.38321 -18.4714 2013 | -29.98234 12.00068 -2.50 0.012 -49.72336 -10.24132 2014 | -42.32272 12.68588 -3.34 0.001 -63.19089 -21.45456 2015 | -79.11784 13.48858 -5.87 0.000 -101.3064 -56.92924 2016 | -77.24697 13.23406 -5.84 0.000 -99.0169 -55.47705 2017 | -86.12607 13.66606 -6.30 0.000 -108.6066 -63.64551 2018 | -110.2658 13.78784 -8.00 0.000 -132.9467 -87.58494 | _cons | 21.24072 10.94501 1.94 0.052 3.23627 39.24517 --------------------------------------------------------------------------------- Parente-Santos Silva test for intra-cluster correlation Ho: No intra-cluster correlation T = 26.679 P>|T| = 0.000 . qreg2 citesadj gs posnegscoredevsq certtentscoredevsq fppscoredevsq ageatpub fem > ale pagee english2 i.journalid i.jelgr i.year if narticlesreal>5 & gs<999,cl > uster(authorid) Median regression R-squared = .04484967 Number of obs = 11067 Objective function = 80.702688 Standard errors adjusted for 1053 clusters in authorid --------------------------------------------------------------------------------- citesadj | Coef. Std. Err. t P>|t| [90% Conf. Interval] ----------------+---------------------------------------------------------------- gs | -12.77351 3.972285 -3.22 0.001 -19.30789 -6.23913 posnegscorede~q | 35.16039 21.56577 1.63 0.103 -.3151325 70.63591 certtentscore~q | -27.23999 13.55366 -2.01 0.044 -49.53565 -4.944334 fppscoredevsq | -50.79281 29.18369 -1.74 0.082 -98.79974 -2.785874 ageatpub | -.6768392 .1586556 -4.27 0.000 -.9378264 -.415852 female | 14.00404 6.922456 2.02 0.043 2.61665 25.39142 pageequivalent | 2.790353 .1739424 16.04 0.000 2.504219 3.076487 english2 | 7.11104 3.231677 2.20 0.028 1.794957 12.42712 | journalid | 2 | -8.69542 3.247047 -2.68 0.007 -14.03679 -3.354053 3 | -12.10968 3.4825 -3.48 0.001 -17.83836 -6.380993 4 | 16.33166 4.880451 3.35 0.001 8.303352 24.35996 5 | -39.99224 3.521602 -11.36 0.000 -45.78524 -34.19923 | jelgroup | 2 | -5.05995 3.006284 -1.68 0.092 -10.00526 -.1146361 3 | 3.962601 3.43201 1.15 0.248 -1.683029 9.608231 4 | 6.10347 4.198957 1.45 0.146 -.8037817 13.01072 5 | 26.78877 4.557007 5.88 0.000 19.29253 34.28501 | year | 1970 | -.9855809 7.10942 -0.14 0.890 -12.68052 10.70936 1971 | .763895 6.824797 0.11 0.911 -10.46284 11.99063 1972 | -8.827897 7.025534 -1.26 0.209 -20.38484 2.729052 1973 | -.7910532 7.294303 -0.11 0.914 -12.79012 11.20802 1974 | .7291887 7.562802 0.10 0.923 -11.71156 13.16994 1975 | 2.548444 7.776593 0.33 0.743 -10.24399 15.34088 1976 | 5.168059 6.847534 0.75 0.450 -6.096081 16.4322 1977 | 11.97241 7.634978 1.57 0.117 -.5870712 24.53189 1978 | 2.239137 7.230146 0.31 0.757 -9.654397 14.13267 1979 | 12.65205 8.864484 1.43 0.154 -1.929955 27.23406 1980 | 6.951751 7.473985 0.93 0.352 -5.342896 19.2464 1981 | 18.13637 10.35188 1.75 0.080 1.107612 35.16513 1982 | 36.46972 13.81527 2.64 0.008 13.74371 59.19574 1983 | 27.37768 9.021718 3.03 0.002 12.53702 42.21833 1984 | 15.91916 7.813619 2.04 0.042 3.065815 28.7725 1985 | 15.03443 9.36295 1.61 0.108 -.3675519 30.43641 1986 | 46.23661 9.733638 4.75 0.000 30.22485 62.24837 1987 | 27.37591 9.663093 2.83 0.005 11.4802 43.27162 1988 | 25.70074 10.36691 2.48 0.013 8.647246 42.75423 1989 | 47.75188 13.17472 3.62 0.000 26.07958 69.42419 1990 | 58.38373 21.18997 2.76 0.006 23.52639 93.24107 1991 | 50.70753 11.71455 4.33 0.000 31.43718 69.97787 1992 | 70.93469 20.69004 3.43 0.001 36.89974 104.9696 1993 | 88.77875 16.52644 5.37 0.000 61.59288 115.9646 1994 | 111.2148 34.47133 3.23 0.001 54.50968 167.9198 1995 | 66.83933 15.49413 4.31 0.000 41.35161 92.32705 1996 | 92.39154 13.50831 6.84 0.000 70.17047 114.6126 1997 | 113.9572 14.47998 7.87 0.000 90.13777 137.7767 1998 | 76.64271 15.74159 4.87 0.000 50.74793 102.5375 1999 | 64.57776 12.53584 5.15 0.000 43.9564 85.19912 2000 | 72.29086 16.29424 4.44 0.000 45.48697 99.09475 2001 | 64.26355 12.90567 4.98 0.000 43.03382 85.49328 2002 | 63.18693 16.45813 3.84 0.000 36.11344 90.26042 2003 | 49.01405 13.57026 3.61 0.000 26.69107 71.33702 2004 | 65.10148 16.38933 3.97 0.000 38.14116 92.0618 2005 | 46.66775 11.79352 3.96 0.000 27.2675 66.068 2006 | 35.59282 11.21406 3.17 0.002 17.14578 54.03986 2007 | 32.98802 11.58005 2.85 0.004 13.93892 52.03711 2008 | 26.50409 13.57727 1.95 0.051 4.169582 48.8386 2009 | .6623798 9.917803 0.07 0.947 -15.65233 16.97709 2010 | -5.727639 10.92498 -0.52 0.600 -23.69914 12.24386 2011 | -7.431445 10.96832 -0.68 0.498 -25.47425 10.61136 2012 | -30.67702 10.00183 -3.07 0.002 -47.12995 -14.2241 2013 | -24.00756 9.353606 -2.57 0.010 -39.39417 -8.62095 2014 | -36.73805 9.818092 -3.74 0.000 -52.88873 -20.58736 2015 | -71.35646 10.56735 -6.75 0.000 -88.73967 -53.97324 2016 | -74.35571 10.73995 -6.92 0.000 -92.02284 -56.68858 2017 | -80.92743 10.87872 -7.44 0.000 -98.82283 -63.03202 2018 | -97.9441 11.11803 -8.81 0.000 -116.2332 -79.65502 | _cons | 20.493 8.508246 2.41 0.016 6.497001 34.489 --------------------------------------------------------------------------------- Parente-Santos Silva test for intra-cluster correlation Ho: No intra-cluster correlation T = 26.961 P>|T| = 0.000 . . qreg2 citesadj gs posnegscoredev certtentscoredev fppscoredev ageatpub female pa > gee english2 i.journalid i.jelgr i.year if narticlesreal>9 & gs<999,cluster(a > uthorid) Median regression R-squared = .04622496 Number of obs = 6819 Objective function = 89.153814 Standard errors adjusted for 445 clusters in authorid --------------------------------------------------------------------------------- citesadj | Coef. Std. Err. t P>|t| [90% Conf. Interval] ----------------+---------------------------------------------------------------- gs | -13.51785 5.19603 -2.60 0.009 -22.06573 -4.969964 posnegscoredev | -8.694482 8.64788 -1.01 0.315 -22.92093 5.531967 certtentscore~v | -41.59352 8.490613 -4.90 0.000 -55.56125 -27.62579 fppscoredev | -26.79534 18.66872 -1.44 0.151 -57.50687 3.916183 ageatpub | -1.033143 .2638867 -3.92 0.000 -1.467258 -.5990286 female | 13.23298 12.06981 1.10 0.273 -6.622816 33.08877 pageequivalent | 2.932871 .2569419 11.41 0.000 2.510181 3.35556 english2 | 4.088535 4.847407 0.84 0.399 -3.885834 12.0629 | journalid | 2 | -6.291796 4.970138 -1.27 0.206 -14.46807 1.884475 3 | -10.74901 5.500527 -1.95 0.051 -19.79782 -1.70021 4 | 13.73258 6.41307 2.14 0.032 3.182576 24.28259 5 | -40.66466 4.843366 -8.40 0.000 -48.63238 -32.69694 | jelgroup | 2 | -2.527187 4.829465 -0.52 0.601 -10.47204 5.417667 3 | 6.569558 5.154449 1.27 0.203 -1.909919 15.04904 4 | 13.82126 6.396156 2.16 0.031 3.299074 24.34344 5 | 30.94238 7.087782 4.37 0.000 19.28242 42.60235 | year | 1970 | -3.905591 13.52331 -0.29 0.773 -26.15251 18.34133 1971 | -4.2274 17.35998 -0.24 0.808 -32.78595 24.33115 1972 | -17.09834 14.45557 -1.18 0.237 -40.87889 6.682216 1973 | -13.80582 14.21813 -0.97 0.332 -37.19577 9.584125 1974 | -8.652955 12.76315 -0.68 0.498 -29.64935 12.34344 1975 | .065897 14.11333 0.00 0.996 -23.15164 23.28344 1976 | -.4571457 13.4805 -0.03 0.973 -22.63364 21.71934 1977 | 9.992005 14.02337 0.71 0.476 -13.07755 33.06156 1978 | -5.453164 14.26151 -0.38 0.702 -28.91447 18.00814 1979 | 5.023718 15.07792 0.33 0.739 -19.78065 29.82809 1980 | 3.383834 13.80604 0.25 0.806 -19.32819 26.09586 1981 | 18.02349 17.31335 1.04 0.298 -10.45834 46.50532 1982 | 23.68712 19.09441 1.24 0.215 -7.724701 55.09894 1983 | 22.16035 15.504 1.43 0.153 -3.344958 47.66567 1984 | 12.59414 15.0231 0.84 0.402 -12.12006 37.30834 1985 | 11.36762 14.97643 0.76 0.448 -13.2698 36.00504 1986 | 59.06015 23.10873 2.56 0.011 21.04445 97.07585 1987 | 21.78005 17.13159 1.27 0.204 -6.402771 49.96288 1988 | 23.24283 19.00637 1.22 0.221 -8.024158 54.50981 1989 | 60.11083 33.31472 1.80 0.071 5.305472 114.9162 1990 | 80.25265 23.21571 3.46 0.001 42.06097 118.4443 1991 | 54.64692 16.16041 3.38 0.001 28.06176 81.23207 1992 | 86.52154 21.81179 3.97 0.000 50.63941 122.4037 1993 | 81.19363 27.59478 2.94 0.003 35.79802 126.5892 1994 | 111.5233 74.60899 1.49 0.135 -11.21442 234.261 1995 | 62.48333 28.93912 2.16 0.031 14.87617 110.0905 1996 | 85.74287 22.6554 3.78 0.000 48.47294 123.0128 1997 | 139.7807 94.62828 1.48 0.140 -15.89036 295.4517 1998 | 114.941 30.83819 3.73 0.000 64.2097 165.6722 1999 | 62.89888 19.44052 3.24 0.001 30.91767 94.88008 2000 | 78.99683 36.41868 2.17 0.030 19.0852 138.9085 2001 | 68.89742 22.62827 3.04 0.002 31.67212 106.1227 2002 | 51.1442 31.29529 1.63 0.102 -.3390422 102.6274 2003 | 37.68934 23.92221 1.58 0.115 -1.664596 77.04328 2004 | 64.83233 27.49715 2.36 0.018 19.59733 110.0673 2005 | 37.10682 19.02019 1.95 0.051 5.817108 68.39653 2006 | 24.82194 18.54591 1.34 0.181 -5.687549 55.33142 2007 | 32.37983 17.88525 1.81 0.070 2.957184 61.80248 2008 | 23.32318 18.62399 1.25 0.210 -7.314759 53.96112 2009 | -5.76907 17.30422 -0.33 0.739 -34.23588 22.69774 2010 | -17.57095 18.32634 -0.96 0.338 -47.71923 12.57733 2011 | -6.542329 19.40027 -0.34 0.736 -38.45732 25.37266 2012 | -35.58399 18 -1.98 0.048 -65.19542 -5.972564 2013 | -30.6589 16.67687 -1.84 0.066 -58.09368 -3.224124 2014 | -45.39838 17.55584 -2.59 0.010 -74.27913 -16.51762 2015 | -82.16879 19.47598 -4.22 0.000 -114.2083 -50.12927 2016 | -76.50776 18.51306 -4.13 0.000 -106.9632 -46.05231 2017 | -88.16453 18.63563 -4.73 0.000 -118.8216 -57.50744 2018 | -109.2887 19.58638 -5.58 0.000 -141.5098 -77.06754 | _cons | 31.48488 15.902 1.98 0.048 5.324827 57.64493 --------------------------------------------------------------------------------- Parente-Santos Silva test for intra-cluster correlation Ho: No intra-cluster correlation T = 24.505 P>|T| = 0.000 . qreg2 citesadj gs posnegscoredevsq certtentscoredevsq fppscoredevsq ageatpub fem > ale pagee english2 i.journalid i.jelgr i.year if narticlesreal>9 & gs<999,cl > uster(authorid) Median regression R-squared = .04390681 Number of obs = 6819 Objective function = 89.271007 Standard errors adjusted for 445 clusters in authorid --------------------------------------------------------------------------------- citesadj | Coef. Std. Err. t P>|t| [90% Conf. Interval] ----------------+---------------------------------------------------------------- gs | -14.74699 5.078603 -2.90 0.004 -23.10169 -6.392283 posnegscorede~q | 30.14836 33.64843 0.90 0.370 -25.20597 85.5027 certtentscore~q | -29.07559 24.7666 -1.17 0.240 -69.81862 11.66744 fppscoredevsq | -76.32256 55.1349 -1.38 0.166 -167.0239 14.37873 ageatpub | -.9952462 .2560625 -3.89 0.000 -1.416489 -.5740032 female | 13.65981 12.99521 1.05 0.293 -7.718344 35.03797 pageequivalent | 2.916785 .2543498 11.47 0.000 2.498359 3.33521 english2 | 8.57287 4.866089 1.76 0.078 .5677668 16.57797 | journalid | 2 | -10.61586 5.08648 -2.09 0.037 -18.98353 -2.248201 3 | -11.45188 5.814693 -1.97 0.049 -21.01752 -1.886253 4 | 12.97754 6.102327 2.13 0.033 2.938727 23.01635 5 | -43.6884 5.316538 -8.22 0.000 -52.43453 -34.94228 | jelgroup | 2 | -5.795739 4.725352 -1.23 0.220 -13.56932 1.977841 3 | 4.356639 5.185969 0.84 0.401 -4.174691 12.88797 4 | 12.01704 6.581485 1.83 0.068 1.189971 22.8441 5 | 29.85261 7.025199 4.25 0.000 18.29561 41.40962 | year | 1970 | -2.930208 12.78317 -0.23 0.819 -23.95953 18.09911 1971 | -.75793 13.4901 -0.06 0.955 -22.95022 21.43436 1972 | -13.58141 12.95225 -1.05 0.294 -34.88889 7.726076 1973 | -1.678064 13.67439 -0.12 0.902 -24.17351 20.81738 1974 | -4.548636 11.81108 -0.39 0.700 -23.97881 14.88153 1975 | 2.409786 12.84953 0.19 0.851 -18.72871 23.54829 1976 | 4.956774 11.96492 0.41 0.679 -14.72646 24.64001 1977 | 11.36678 13.38519 0.85 0.396 -10.65291 33.38648 1978 | -.0068656 12.34119 -0.00 1.000 -20.3091 20.29537 1979 | 10.01892 14.72994 0.68 0.496 -14.213 34.25084 1980 | 8.275523 12.73135 0.65 0.516 -12.66855 29.2196 1981 | 13.88523 19.52306 0.71 0.477 -18.23175 46.00221 1982 | 25.63767 16.77402 1.53 0.126 -1.956913 53.23226 1983 | 26.06333 15.04907 1.73 0.083 1.306418 50.82025 1984 | 18.7553 15.17396 1.24 0.216 -6.207072 43.71767 1985 | 12.89017 13.77152 0.94 0.349 -9.765071 35.54542 1986 | 69.14431 25.46253 2.72 0.007 27.25643 111.0322 1987 | 26.34845 15.18966 1.73 0.083 1.360248 51.33665 1988 | 28.15449 17.39282 1.62 0.106 -.4580823 56.76707 1989 | 58.2824 29.08416 2.00 0.045 10.43665 106.1282 1990 | 75.15369 20.93229 3.59 0.000 40.71841 109.589 1991 | 63.13956 15.2083 4.15 0.000 38.1207 88.15843 1992 | 94.33874 21.12288 4.47 0.000 59.58993 129.0876 1993 | 78.74831 24.43795 3.22 0.001 38.54595 118.9507 1994 | 116.3487 44.97829 2.59 0.010 42.35588 190.3416 1995 | 68.8053 31.02245 2.22 0.027 17.77092 119.8397 1996 | 88.57676 18.56161 4.77 0.000 58.04144 119.1121 1997 | 159.5486 65.50583 2.44 0.015 51.78636 267.3109 1998 | 110.574 50.39031 2.19 0.028 27.67792 193.47 1999 | 67.95464 18.73914 3.63 0.000 37.12728 98.782 2000 | 76.87411 30.96992 2.48 0.013 25.92614 127.8221 2001 | 81.2345 22.89733 3.55 0.000 43.56658 118.9024 2002 | 59.10663 24.25529 2.44 0.015 19.20476 99.0085 2003 | 36.37987 18.66476 1.95 0.051 5.67486 67.08489 2004 | 71.37118 23.73272 3.01 0.003 32.32897 110.4134 2005 | 42.18145 18.86301 2.24 0.025 11.15031 73.21259 2006 | 26.86398 16.98425 1.58 0.114 -1.07646 54.80442 2007 | 39.84383 17.18475 2.32 0.020 11.57355 68.11411 2008 | 26.95347 19.28275 1.40 0.162 -4.768175 58.67512 2009 | .2506674 16.26923 0.02 0.988 -26.51351 27.01484 2010 | -6.897206 16.45085 -0.42 0.675 -33.96015 20.16574 2011 | -7.420039 17.31651 -0.43 0.668 -35.90707 21.06699 2012 | -31.04574 16.59066 -1.87 0.061 -58.3387 -3.752785 2013 | -24.08346 15.20964 -1.58 0.113 -49.10452 .9376101 2014 | -43.96171 15.75792 -2.79 0.005 -69.88474 -18.03868 2015 | -76.29811 17.99202 -4.24 0.000 -105.8964 -46.69982 2016 | -75.76486 17.25555 -4.39 0.000 -104.1516 -47.37811 2017 | -79.94006 16.74482 -4.77 0.000 -107.4866 -52.39349 2018 | -102.5841 18.06048 -5.68 0.000 -132.295 -72.87316 | _cons | 28.54806 14.00771 2.04 0.042 5.504268 51.59184 --------------------------------------------------------------------------------- Parente-Santos Silva test for intra-cluster correlation Ho: No intra-cluster correlation T = 24.711 P>|T| = 0.000 . . qreg2 citesadj gs posnegscoredev certtentscoredev fppscoredev ageatpub nauthors > female pagee english2 i.journalid i.jelgr if gs<999 ,cluster(authorid) Median regression R-squared = .01076608 Number of obs = 12738 Objective function = 81.854849 Standard errors adjusted for 1389 clusters in authorid --------------------------------------------------------------------------------- citesadj | Coef. Std. Err. t P>|t| [90% Conf. Interval] ----------------+---------------------------------------------------------------- gs | -21.05445 2.638179 -7.98 0.000 -25.39418 -16.71472 posnegscoredev | -8.055736 5.613194 -1.44 0.151 -17.28929 1.17782 certtentscore~v | -21.34842 6.425611 -3.32 0.001 -31.91838 -10.77846 fppscoredev | -39.13215 11.06523 -3.54 0.000 -57.33415 -20.93015 ageatpub | -1.488686 .1379722 -10.79 0.000 -1.715647 -1.261725 nauthors | 7.065898 1.565524 4.51 0.000 4.490653 9.641144 female | 4.076782 7.7426 0.53 0.599 -8.65959 16.81315 pageequivalent | 1.512834 .166903 9.06 0.000 1.238283 1.787386 english2 | 18.82221 3.034503 6.20 0.000 13.83054 23.81389 | journalid | 2 | -3.670642 3.208954 -1.14 0.253 -8.949285 1.608002 3 | -1.718031 3.907684 -0.44 0.660 -8.146067 4.710005 4 | 20.03533 5.969411 3.36 0.001 10.21581 29.85486 5 | -33.98307 3.256932 -10.43 0.000 -39.34064 -28.6255 | jelgroup | 2 | 5.235237 3.000624 1.74 0.081 .2992908 10.17118 3 | 6.375266 3.253376 1.96 0.050 1.023549 11.72698 4 | 15.52448 4.078813 3.81 0.000 8.814945 22.23402 5 | -12.62886 4.232544 -2.98 0.003 -19.59128 -5.666436 | _cons | 45.86989 5.687808 8.06 0.000 36.5136 55.22618 --------------------------------------------------------------------------------- Parente-Santos Silva test for intra-cluster correlation Ho: No intra-cluster correlation T = 32.789 P>|T| = 0.000 . qreg2 citesadj gs posnegscoredevsq certtentscoredevsq fppscoredevsq ageatpub nau > thors female pagee english2 i.journalid i.jelgr if gs<999 ,cluster(authorid) Median regression R-squared = .01025996 Number of obs = 12738 Objective function = 81.943573 Standard errors adjusted for 1389 clusters in authorid --------------------------------------------------------------------------------- citesadj | Coef. Std. Err. t P>|t| [90% Conf. Interval] ----------------+---------------------------------------------------------------- gs | -20.19641 2.72265 -7.42 0.000 -24.6751 -15.71772 posnegscorede~q | 11.62104 22.26923 0.52 0.602 -25.01126 48.25334 certtentscore~q | -35.17069 15.21009 -2.31 0.021 -60.19088 -10.1505 fppscoredevsq | -23.37908 45.87188 -0.51 0.610 -98.83711 52.07894 ageatpub | -1.408 .1534894 -9.17 0.000 -1.660486 -1.155514 nauthors | 6.721408 1.581446 4.25 0.000 4.119971 9.322845 female | 6.642798 7.71981 0.86 0.390 -6.056084 19.34168 pageequivalent | 1.50364 .1728283 8.70 0.000 1.219342 1.787938 english2 | 20.93954 3.105731 6.74 0.000 15.83069 26.04838 | journalid | 2 | -7.526301 3.252095 -2.31 0.021 -12.87591 -2.176692 3 | -2.0709 3.779406 -0.55 0.584 -8.287922 4.146123 4 | 20.64058 6.475908 3.19 0.001 9.987882 31.29328 5 | -37.42955 3.342616 -11.20 0.000 -42.92806 -31.93103 | jelgroup | 2 | 3.342319 3.153089 1.06 0.289 -1.844429 8.529067 3 | 3.58924 3.498558 1.03 0.305 -2.165795 9.344274 4 | 11.80983 4.344429 2.72 0.007 4.663364 18.9563 5 | -16.10188 4.095847 -3.93 0.000 -22.83944 -9.364317 | _cons | 48.15257 5.996318 8.03 0.000 38.28879 58.01636 --------------------------------------------------------------------------------- Parente-Santos Silva test for intra-cluster correlation Ho: No intra-cluster correlation T = 34.332 P>|T| = 0.000 . . qreg2 citesadj gs posnegscoredev certtentscoredev fppscoredev ageatpub narticles > realtodate female pagee english2 i.journalid i.jelgr if gs<999 ,cluster(autho > rid) Median regression R-squared = .01094271 Number of obs = 12738 Objective function = 81.859113 Standard errors adjusted for 1389 clusters in authorid --------------------------------------------------------------------------------- citesadj | Coef. Std. Err. t P>|t| [90% Conf. Interval] ----------------+---------------------------------------------------------------- gs | -22.50614 2.576022 -8.74 0.000 -26.74363 -18.26865 posnegscoredev | -10.45205 5.846334 -1.79 0.074 -20.06911 -.8349879 certtentscore~v | -18.78016 6.125126 -3.07 0.002 -28.85583 -8.704492 fppscoredev | -44.43377 11.8759 -3.74 0.000 -63.96931 -24.89823 ageatpub | -1.714334 .1717803 -9.98 0.000 -1.996908 -1.43176 narticlesreal~e | 1.013503 .3484315 2.91 0.004 .4403425 1.586664 female | 5.843833 6.765287 0.86 0.388 -5.284884 16.97255 pageequivalent | 1.614694 .1574073 10.26 0.000 1.355763 1.873625 english2 | 18.01379 2.973962 6.06 0.000 13.1217 22.90588 | journalid | 2 | -3.903608 3.167715 -1.23 0.218 -9.114415 1.3072 3 | -2.532193 3.791714 -0.67 0.504 -8.769462 3.705075 4 | 18.00097 5.495592 3.28 0.001 8.960872 27.04108 5 | -35.33743 3.193926 -11.06 0.000 -40.59135 -30.08351 | jelgroup | 2 | 6.292638 2.780563 2.26 0.024 1.718686 10.86659 3 | 5.034725 3.081026 1.63 0.102 -.0334815 10.10293 4 | 15.55825 4.107514 3.79 0.000 8.801501 22.315 5 | -11.87391 4.059745 -2.92 0.003 -18.55208 -5.195739 | _cons | 55.62652 5.276859 10.54 0.000 46.94623 64.30681 --------------------------------------------------------------------------------- Parente-Santos Silva test for intra-cluster correlation Ho: No intra-cluster correlation T = 32.773 P>|T| = 0.000 . qreg2 citesadj gs posnegscoredevsq certtentscoredevsq fppscoredevsq ageatpub nar > ticlesrealtodate female pagee english2 i.journalid i.jelgr if gs<999 ,cluster > (authorid) Median regression R-squared = .01044485 Number of obs = 12738 Objective function = 81.957961 Standard errors adjusted for 1389 clusters in authorid --------------------------------------------------------------------------------- citesadj | Coef. Std. Err. t P>|t| [90% Conf. Interval] ----------------+---------------------------------------------------------------- gs | -21.88124 2.654697 -8.24 0.000 -26.24815 -17.51434 posnegscorede~q | 14.4635 21.29121 0.68 0.497 -20.55998 49.48698 certtentscore~q | -32.09208 17.98581 -1.78 0.074 -61.67826 -2.505901 fppscoredevsq | -30.37026 25.50467 -1.19 0.234 -72.32476 11.58424 ageatpub | -1.611654 .1662106 -9.70 0.000 -1.885066 -1.338242 narticlesreal~e | .8922662 .3074574 2.90 0.004 .386507 1.398025 female | 7.296651 7.553031 0.97 0.334 -5.127885 19.72119 pageequivalent | 1.62387 .1541315 10.54 0.000 1.370328 1.877413 english2 | 19.68868 3.041541 6.47 0.000 14.68542 24.69193 | journalid | 2 | -8.294739 3.368612 -2.46 0.014 -13.83602 -2.753461 3 | -3.715251 3.764906 -0.99 0.324 -9.90842 2.477919 4 | 18.43104 6.274773 2.94 0.003 8.109201 28.75287 5 | -39.74686 3.409945 -11.66 0.000 -45.35613 -34.13759 | jelgroup | 2 | 3.169349 3.044537 1.04 0.298 -1.838833 8.177531 3 | 1.462539 3.240053 0.45 0.652 -3.867263 6.79234 4 | 11.5338 4.29176 2.69 0.007 4.473973 18.59363 5 | -15.3024 3.924845 -3.90 0.000 -21.75866 -8.846129 | _cons | 58.92465 5.777532 10.20 0.000 49.42076 68.42853 --------------------------------------------------------------------------------- Parente-Santos Silva test for intra-cluster correlation Ho: No intra-cluster correlation T = 33.258 P>|T| = 0.000 . . qreg2 citesadj gs posnegscoredev certtentscoredev fppscoredev ageatpub narticles > realtodate ageatnarttodate female pagee english2 i.journalid i.jelgr if gs<99 > 9 ,cluster(authorid) Median regression R-squared = .01182355 Number of obs = 12738 Objective function = 81.792809 Standard errors adjusted for 1389 clusters in authorid --------------------------------------------------------------------------------- citesadj | Coef. Std. Err. t P>|t| [90% Conf. Interval] ----------------+---------------------------------------------------------------- gs | -23.70187 2.715802 -8.73 0.000 -28.16929 -19.23444 posnegscoredev | -9.211561 6.14561 -1.50 0.134 -19.32093 .8978039 certtentscore~v | -18.51356 6.33118 -2.92 0.003 -28.92819 -8.098941 fppscoredev | -47.87669 11.12467 -4.30 0.000 -66.17647 -29.57691 ageatpub | -1.280147 .160901 -7.96 0.000 -1.544825 -1.015469 narticlesreal~e | 2.767977 .7162328 3.86 0.000 1.589793 3.946161 ageatnarttodate | -.0726229 .0202705 -3.58 0.000 -.1059673 -.0392785 female | 6.208482 7.756087 0.80 0.423 -6.550075 18.96704 pageequivalent | 1.640718 .1540157 10.65 0.000 1.387366 1.89407 english2 | 17.86435 3.124067 5.72 0.000 12.72535 23.00336 | journalid | 2 | -3.319867 3.399209 -0.98 0.329 -8.911476 2.271742 3 | -2.204158 3.889134 -0.57 0.571 -8.60168 4.193364 4 | 15.66157 5.570166 2.81 0.005 6.498797 24.82435 5 | -35.90169 3.362614 -10.68 0.000 -41.4331 -30.37028 | jelgroup | 2 | 4.64025 2.991496 1.55 0.121 -.280681 9.561181 3 | 4.706484 3.280995 1.43 0.151 -.6906663 10.10363 4 | 14.39303 4.113691 3.50 0.000 7.626114 21.15994 5 | -10.83523 4.138923 -2.62 0.009 -17.64365 -4.026813 | _cons | 48.06792 5.952084 8.08 0.000 38.2769 57.85894 --------------------------------------------------------------------------------- Parente-Santos Silva test for intra-cluster correlation Ho: No intra-cluster correlation T = 33.430 P>|T| = 0.000 . qreg2 citesadj gs posnegscoredevsq certtentscoredevsq fppscoredevsq ageatpub nar > ticlesrealtodate ageatnarttodate female pagee english2 i.journalid i.jelgr if > gs<999 ,cluster(authorid) Median regression R-squared = .01136291 Number of obs = 12738 Objective function = 81.895602 Standard errors adjusted for 1389 clusters in authorid --------------------------------------------------------------------------------- citesadj | Coef. Std. Err. t P>|t| [90% Conf. Interval] ----------------+---------------------------------------------------------------- gs | -23.57632 2.701351 -8.73 0.000 -28.01997 -19.13267 posnegscorede~q | 9.436615 19.52446 0.48 0.629 -22.6806 41.55383 certtentscore~q | -22.38192 13.37661 -1.67 0.094 -44.38609 -.3777548 fppscoredevsq | -30.8374 21.66043 -1.42 0.155 -66.46824 4.79344 ageatpub | -1.180458 .1638128 -7.21 0.000 -1.449926 -.9109908 narticlesreal~e | 2.767712 .7721709 3.58 0.000 1.497511 4.037912 ageatnarttodate | -.074979 .0228752 -3.28 0.001 -.112608 -.0373499 female | 6.74256 7.558384 0.89 0.372 -5.690781 19.1759 pageequivalent | 1.645647 .1537646 10.70 0.000 1.392708 1.898585 english2 | 20.28118 3.070541 6.61 0.000 15.23023 25.33214 | journalid | 2 | -7.942097 3.448276 -2.30 0.021 -13.61442 -2.269775 3 | -3.199112 3.802531 -0.84 0.400 -9.454173 3.05595 4 | 16.31919 5.83948 2.79 0.005 6.713404 25.92498 5 | -40.58994 3.351343 -12.11 0.000 -46.10281 -35.07707 | jelgroup | 2 | 2.293061 3.070707 0.75 0.455 -2.758171 7.344293 3 | 1.299518 3.333801 0.39 0.697 -4.184497 6.783533 4 | 10.46278 4.280042 2.44 0.015 3.422222 17.50333 5 | -14.91594 3.926722 -3.80 0.000 -21.37529 -8.456584 | _cons | 50.30797 6.191443 8.13 0.000 40.12321 60.49273 --------------------------------------------------------------------------------- Parente-Santos Silva test for intra-cluster correlation Ho: No intra-cluster correlation T = 33.611 P>|T| = 0.000 . . drop if yearphd<1969 | yearphd>1978 (9,250 observations deleted) . . centile cites* posnegscore* certtentscore* fppscore* ageatpub female pagee engli > sh2 if gs<999 -- Binom. Interp. -- Variable | Obs Percentile Centile [90% Conf. Interval] -------------+------------------------------------------------------------- cites | 3,531 50 110 105 116 citesadj | 3,531 50 54.79238 52 57.44362 posnegscore | 3,531 50 -.2311978 -.2367574 -.2255418 posnegscor~v | 3,531 50 .004273 -.0017443 .0087674 posnegscor~q | 3,531 50 .0140283 .0132808 .0150526 certtentsc~e | 3,531 50 -.36 -.3644199 -.3555556 certtentsc~v | 3,531 50 -.0156102 -.0211315 -.0102092 certtentsc~q | 3,531 50 .0115394 .0108023 .0122767 fppscore | 3,531 50 .7632469 .760636 .7659359 fppscoredev | 3,531 50 .0350814 .0319265 .0376158 fppscorede~q | 3,531 50 .0048476 .0045884 .0051609 ageatpub | 3,531 50 11 10 11 female | 3,531 50 0 0 0 pageequiva~t | 3,531 50 15.694 15 15.696 english2 | 3,531 50 1 1 1 . centile cites* posnegscore* certtentscore* fppscore* ageatpub female pagee engli > sh2 if gs==1 -- Binom. Interp. -- Variable | Obs Percentile Centile [90% Conf. Interval] -------------+------------------------------------------------------------- cites | 2,014 50 157 146 166.4148 citesadj | 2,014 50 46.24948 43.00907 49.02292 posnegscore | 2,014 50 -.2399903 -.25 -.2330201 posnegscor~v | 2,014 50 .002692 -.0058958 .0089226 posnegscor~q | 2,014 50 .0138868 .0130531 .0155173 certtentsc~e | 2,014 50 -.3575157 -.3640157 -.35 certtentsc~v | 2,014 50 -.0161454 -.0241073 -.0102012 certtentsc~q | 2,014 50 .0119855 .0110299 .0131154 fppscore | 2,014 50 .7589969 .7554034 .7619048 fppscoredev | 2,014 50 .0326654 .0284077 .0366237 fppscorede~q | 2,014 50 .0048412 .0044902 .0050851 ageatpub | 2,014 50 8 8 8 female | 2,014 50 0 0 0 pageequiva~t | 2,014 50 13.452 13.08 13.889 english2 | 2,014 50 1 1 1 . centile cites* posnegscore* certtentscore* fppscore* ageatpub female pagee engli > sh2 if gs==0 -- Binom. Interp. -- Variable | Obs Percentile Centile [90% Conf. Interval] -------------+------------------------------------------------------------- cites | 1,517 50 69 64.96932 76 citesadj | 1,517 50 69 64.96932 76 posnegscore | 1,517 50 -.2213115 -.2292383 -.2125422 posnegscor~v | 1,517 50 .0058276 -.0006061 .0152751 posnegscor~q | 1,517 50 .01409 .0129897 .0157494 certtentsc~e | 1,517 50 -.3618421 -.3716612 -.3567189 certtentsc~v | 1,517 50 -.013069 -.0226609 -.0061982 certtentsc~q | 1,517 50 .010935 .0100076 .0120627 fppscore | 1,517 50 .7683398 .764115 .7719333 fppscoredev | 1,517 50 .0368882 .0329106 .0422685 fppscorede~q | 1,517 50 .0048736 .0045044 .0053969 ageatpub | 1,517 50 20 18 20 female | 1,517 50 0 0 0 pageequiva~t | 1,517 50 19.057 18.75 19.737 english2 | 1,517 50 1 1 1 . sum cites* gs posnegscore* certtentscore* fppscore* ageatpub female pagee englis > h2 if gs<999 Variable | Obs Mean Std. Dev. Min Max -------------+--------------------------------------------------------- cites | 3,531 424.4356 1595.655 0 44327 citesadj | 3,531 180.4986 522.1573 0 13057.97 gs | 3,531 .5703767 .4950925 0 1 posnegscore | 3,531 -.2239086 .1877478 -.7704918 .4509804 posnegscor~v | 3,531 .0128488 .1816842 -.5309322 .7258728 -------------+--------------------------------------------------------- posnegscor~q | 3,531 .0331649 .0481906 8.57e-09 .5268912 certtentsc~e | 3,531 -.3471156 .1689177 -.875 1 certtentsc~v | 3,531 -.0022205 .1678157 -.5415596 1.343473 certtentsc~q | 3,531 .0281591 .0547613 1.15e-08 1.804919 fppscore | 3,531 .7310851 .1277598 -.1562932 1 -------------+--------------------------------------------------------- fppscoredev | 3,531 .0070145 .1248809 -.8516153 .2728693 fppscorede~q | 3,531 .01564 .0427808 1.84e-09 .7252485 ageatpub | 3,531 13.58822 10.43128 -5 47 female | 3,531 .0124611 .1109471 0 1 pageequiva~t | 3,531 16.71799 9.0988 .731 62.911 -------------+--------------------------------------------------------- english2 | 3,531 .7485132 .4339292 0 1 . sum cites* gs posnegscore* certtentscore* fppscore* ageatpub female pagee englis > h2 if gs==0 Variable | Obs Mean Std. Dev. Min Max -------------+--------------------------------------------------------- cites | 1,517 183.0218 376.1964 1 5833 citesadj | 1,517 183.0218 376.1964 1 5833 gs | 1,517 0 0 0 0 posnegscore | 1,517 -.2164101 .1858849 -.70939 .4509804 posnegscor~v | 1,517 .0146983 .1801243 -.5112021 .7258728 -------------+--------------------------------------------------------- posnegscor~q | 1,517 .0326394 .0456885 8.57e-09 .5268912 certtentsc~e | 1,517 -.3530125 .1646444 -.7977528 .4117647 certtentsc~v | 1,517 -.0018004 .1630018 -.4889016 .729466 certtentsc~q | 1,517 .0265553 .0437089 1.15e-08 .5321206 fppscore | 1,517 .7324463 .1286983 -.1562932 .948718 -------------+--------------------------------------------------------- fppscoredev | 1,517 .0092009 .1255242 -.8194795 .2230619 fppscorede~q | 1,517 .0158306 .0432596 2.91e-08 .6715467 ageatpub | 1,517 19.36454 11.88676 -3 47 female | 1,517 .0191167 .1369803 0 1 pageequiva~t | 1,517 20.28364 10.02839 2.193 62.911 -------------+--------------------------------------------------------- english2 | 1,517 .7521424 .4319111 0 1 . sum cites* gs posnegscore* certtentscore* fppscore* ageatpub female pagee englis > h2 if gs==1 Variable | Obs Mean Std. Dev. Min Max -------------+--------------------------------------------------------- cites | 2,014 606.2751 2069.127 0 44327 citesadj | 2,014 178.5981 609.5291 0 13057.97 gs | 2,014 1 0 1 1 posnegscore | 2,014 -.2295566 .1889885 -.7704918 .4412331 posnegscor~v | 2,014 .0114557 .1828826 -.5309322 .6672921 -------------+--------------------------------------------------------- posnegscor~q | 2,014 .0335607 .0500002 2.21e-07 .4452788 certtentsc~e | 2,014 -.3426739 .1719736 -.875 1 certtentsc~v | 2,014 -.002537 .171392 -.5415596 1.343473 certtentsc~q | 2,014 .0293671 .061778 1.15e-08 1.804919 fppscore | 2,014 .7300597 .1270708 -.1428571 1 -------------+--------------------------------------------------------- fppscoredev | 2,014 .0053677 .1243999 -.8516153 .2728693 fppscorede~q | 2,014 .0154965 .0424268 1.84e-09 .7252485 ageatpub | 2,014 9.237339 6.349662 -5 46 female | 2,014 .0074479 .0860004 0 1 pageequiva~t | 2,014 14.03225 7.255392 .731 53 -------------+--------------------------------------------------------- english2 | 2,014 .7457795 .4355303 0 1 . . qreg2 citesadj gs posnegscoredev certtentscoredev fppscoredev ageatpub female pa > gee english2 i.journalid i.jelgr if gs<999 ,cluster(authorid) Median regression R-squared = .01631404 Number of obs = 3531 Objective function = 75.978203 Standard errors adjusted for 359 clusters in authorid --------------------------------------------------------------------------------- citesadj | Coef. Std. Err. t P>|t| [90% Conf. Interval] ----------------+---------------------------------------------------------------- gs | -13.25358 3.41359 -3.88 0.000 -18.86992 -7.637248 posnegscoredev | 1.04143 7.564103 0.14 0.891 -11.40369 13.48655 certtentscore~v | -20.7317 7.063674 -2.93 0.003 -32.35348 -9.109929 fppscoredev | -6.996346 13.41172 -0.52 0.602 -29.06248 15.06978 ageatpub | -.4546462 .2301957 -1.98 0.048 -.8333843 -.0759081 female | 17.31697 12.9736 1.33 0.182 -4.028336 38.66227 pageequivalent | 3.970178 .3404445 11.66 0.000 3.410049 4.530307 english2 | 7.887118 3.456748 2.28 0.023 2.199775 13.57446 | journalid | 2 | -5.580051 4.712304 -1.18 0.236 -13.33315 2.173043 3 | -6.040189 5.189815 -1.16 0.245 -14.57893 2.498548 4 | -15.17118 5.370555 -2.82 0.005 -24.00728 -6.33507 5 | -37.27895 5.229993 -7.13 0.000 -45.88379 -28.67411 | jelgroup | 2 | -1.391496 4.099684 -0.34 0.734 -8.136655 5.353662 3 | .7935493 3.761448 0.21 0.833 -5.395114 6.982213 4 | 2.682646 5.534072 0.48 0.628 -6.422493 11.78778 5 | -.9919766 6.443147 -0.15 0.878 -11.59281 9.608852 | _cons | 16.95174 7.090951 2.39 0.017 5.285089 28.61839 --------------------------------------------------------------------------------- Parente-Santos Silva test for intra-cluster correlation Ho: No intra-cluster correlation T = 9.640 P>|T| = 0.000 . qreg2 citesadj gs posnegscoredevsq certtentscoredevsq fppscoredevsq ageatpub fem > ale pagee english2 i.journalid i.jelgr if gs<999 ,cluster(authorid) Median regression R-squared = .01576144 Number of obs = 3531 Objective function = 76.031377 Standard errors adjusted for 359 clusters in authorid --------------------------------------------------------------------------------- citesadj | Coef. Std. Err. t P>|t| [90% Conf. Interval] ----------------+---------------------------------------------------------------- gs | -12.68088 3.321022 -3.82 0.000 -18.14492 -7.216848 posnegscorede~q | 35.10043 21.07275 1.67 0.096 .429704 69.77115 certtentscore~q | 4.881041 9.694869 0.50 0.615 -11.06981 20.83189 fppscoredevsq | -18.2058 20.94725 -0.87 0.385 -52.67005 16.25844 ageatpub | -.4787254 .2350257 -2.04 0.042 -.8654102 -.0920406 female | 20.65579 15.9869 1.29 0.196 -5.647258 46.95884 pageequivalent | 4.024036 .3194065 12.60 0.000 3.49852 4.549551 english2 | 10.12948 3.272165 3.10 0.002 4.74583 15.51313 | journalid | 2 | -7.624801 4.500418 -1.69 0.090 -15.02928 -.2203196 3 | -6.690538 4.949622 -1.35 0.177 -14.83409 1.453012 4 | -14.8985 5.239495 -2.84 0.004 -23.51897 -6.278025 5 | -38.9731 4.946091 -7.88 0.000 -47.11084 -30.83536 | jelgroup | 2 | -3.192132 3.738342 -0.85 0.393 -9.342778 2.958515 3 | -1.076442 3.706254 -0.29 0.771 -7.174295 5.021412 4 | -.2978703 5.313731 -0.06 0.955 -9.040485 8.444744 5 | -2.800678 6.323154 -0.44 0.658 -13.20408 7.602728 | _cons | 16.002 7.201988 2.22 0.026 4.152661 27.85134 --------------------------------------------------------------------------------- Parente-Santos Silva test for intra-cluster correlation Ho: No intra-cluster correlation T = 9.315 P>|T| = 0.000 . . qreg2 citesadj gs posnegscoredev certtentscoredev fppscoredev ageatpub ageatpub2 > female pagee english2 i.journalid i.jelgr if gs<999 ,cluster(authorid) Median regression R-squared = .02609708 Number of obs = 3531 Objective function = 74.998329 Standard errors adjusted for 359 clusters in authorid --------------------------------------------------------------------------------- citesadj | Coef. Std. Err. t P>|t| [90% Conf. Interval] ----------------+---------------------------------------------------------------- gs | -21.72532 4.122135 -5.27 0.000 -28.50742 -14.94323 posnegscoredev | -.2123032 7.290757 -0.03 0.977 -12.20769 11.78309 certtentscore~v | -24.31049 7.913919 -3.07 0.002 -37.33116 -11.28982 fppscoredev | -8.291313 14.19794 -0.58 0.559 -31.651 15.06837 ageatpub | 4.313436 .546103 7.90 0.000 3.414939 5.211932 ageatpub2 | -.144367 .0162672 -8.87 0.000 -.1711312 -.1176028 female | 26.77656 25.63331 1.04 0.296 -15.39759 68.95072 pageequivalent | 3.773629 .3656526 10.32 0.000 3.172025 4.375232 english2 | 6.275946 3.687723 1.70 0.089 .2085819 12.34331 | journalid | 2 | -4.468686 4.903819 -0.91 0.362 -12.53688 3.599506 3 | -5.787579 5.78703 -1.00 0.317 -15.30891 3.733749 4 | -17.21458 6.124747 -2.81 0.005 -27.29155 -7.137607 5 | -40.14759 5.633341 -7.13 0.000 -49.41605 -30.87912 | jelgroup | 2 | -1.603954 4.289427 -0.37 0.708 -8.661295 5.453388 3 | 1.559387 4.210652 0.37 0.711 -5.368346 8.48712 4 | 2.089704 5.57232 0.38 0.708 -7.078364 11.25777 5 | 8.9937 5.992577 1.50 0.133 -.8658124 18.85321 | _cons | 5.144726 7.179063 0.72 0.474 -6.666896 16.95635 --------------------------------------------------------------------------------- Parente-Santos Silva test for intra-cluster correlation Ho: No intra-cluster correlation T = 9.274 P>|T| = 0.000 . qreg2 citesadj gs posnegscoredevsq certtentscoredevsq fppscoredevsq ageatpub age > atpub2 female pagee english2 i.journalid i.jelgr if gs<999 ,cluster(authori > d) Median regression R-squared = .02519205 Number of obs = 3531 Objective function = 75.067763 Standard errors adjusted for 359 clusters in authorid --------------------------------------------------------------------------------- citesadj | Coef. Std. Err. t P>|t| [90% Conf. Interval] ----------------+---------------------------------------------------------------- gs | -21.81876 4.004617 -5.45 0.000 -28.4075 -15.23001 posnegscorede~q | 8.875002 23.24272 0.38 0.703 -29.36595 47.11595 certtentscore~q | 2.681566 8.975721 0.30 0.765 -12.08608 17.44921 fppscoredevsq | -10.8483 23.12945 -0.47 0.639 -48.90289 27.20628 ageatpub | 4.286557 .5385019 7.96 0.000 3.400567 5.172548 ageatpub2 | -.144105 .0157195 -9.17 0.000 -.1699681 -.1182418 female | 31.78034 21.87539 1.45 0.146 -4.210969 67.77164 pageequivalent | 3.760702 .3377135 11.14 0.000 3.205066 4.316338 english2 | 9.144146 3.680664 2.48 0.013 3.088396 15.1999 | journalid | 2 | -6.341482 5.027964 -1.26 0.207 -14.61393 1.930964 3 | -6.073908 5.671965 -1.07 0.284 -15.40592 3.258104 4 | -17.56584 6.134529 -2.86 0.004 -27.6589 -7.472772 5 | -41.62306 5.698415 -7.30 0.000 -50.99859 -32.24753 | jelgroup | 2 | -3.912039 4.352338 -0.90 0.369 -11.07289 3.248809 3 | .0753239 4.235122 0.02 0.986 -6.89267 7.043317 4 | -.4979384 5.477849 -0.09 0.928 -9.510574 8.514697 5 | 8.707234 6.996242 1.24 0.213 -2.803595 20.21806 | _cons | 5.481949 7.38937 0.74 0.458 -6.675689 17.63959 --------------------------------------------------------------------------------- Parente-Santos Silva test for intra-cluster correlation Ho: No intra-cluster correlation T = 9.347 P>|T| = 0.000 . . qreg2 citesadj gs posnegscoredev certtentscoredev fppscoredev ageatpub female pa > gee english2 i.journalid i.jelgr if narticlesreal>5 & gs<999 ,cluster(autho > rid) Median regression R-squared = .01510123 Number of obs = 3129 Objective function = 80.643792 Standard errors adjusted for 278 clusters in authorid --------------------------------------------------------------------------------- citesadj | Coef. Std. Err. t P>|t| [90% Conf. Interval] ----------------+---------------------------------------------------------------- gs | -14.72928 3.829664 -3.85 0.000 -21.0304 -8.42817 posnegscoredev | 4.113817 8.925049 0.46 0.645 -10.57095 18.79859 certtentscore~v | -25.25672 9.066546 -2.79 0.005 -40.1743 -10.33913 fppscoredev | -8.537823 17.37713 -0.49 0.623 -37.12918 20.05353 ageatpub | -.6486215 .2580857 -2.51 0.012 -1.073261 -.223982 female | 40.83769 50.20844 0.81 0.416 -41.77243 123.4478 pageequivalent | 3.979069 .3597398 11.06 0.000 3.387173 4.570964 english2 | 9.042168 4.048213 2.23 0.026 2.381467 15.70287 | journalid | 2 | -7.635274 5.419048 -1.41 0.159 -16.55147 1.280921 3 | -7.599075 6.27365 -1.21 0.226 -17.92138 2.723234 4 | -16.45205 6.351983 -2.59 0.010 -26.90325 -6.00086 5 | -41.87743 6.048651 -6.92 0.000 -51.82954 -31.92532 | jelgroup | 2 | -2.377069 5.062351 -0.47 0.639 -10.70638 5.952237 3 | 1.668138 4.556837 0.37 0.714 -5.829424 9.1657 4 | .9709369 6.432452 0.15 0.880 -9.612656 11.55453 5 | -4.30987 8.39494 -0.51 0.608 -18.12243 9.502689 | _cons | 24.52242 8.79537 2.79 0.005 10.05102 38.99383 --------------------------------------------------------------------------------- Parente-Santos Silva test for intra-cluster correlation Ho: No intra-cluster correlation T = 9.594 P>|T| = 0.000 . qreg2 citesadj gs posnegscoredevsq certtentscoredevsq fppscoredevsq ageatpub fem > ale pagee english2 i.journalid i.jelgr if narticlesreal>5 & gs<999 ,cluster( > authorid) Median regression R-squared = .01390632 Number of obs = 3129 Objective function = 80.705424 Standard errors adjusted for 278 clusters in authorid --------------------------------------------------------------------------------- citesadj | Coef. Std. Err. t P>|t| [90% Conf. Interval] ----------------+---------------------------------------------------------------- gs | -13.37005 3.892826 -3.43 0.001 -19.77508 -6.965014 posnegscorede~q | 17.39492 30.85609 0.56 0.573 -33.37396 68.16379 certtentscore~q | 3.50996 10.0945 0.35 0.728 -13.09896 20.11888 fppscoredevsq | -17.84483 27.1258 -0.66 0.511 -62.47609 26.78643 ageatpub | -.6219399 .2522559 -2.47 0.014 -1.036988 -.2068923 female | 42.42354 98.74653 0.43 0.668 -120.0484 204.8955 pageequivalent | 3.965856 .3464086 11.45 0.000 3.395895 4.535817 english2 | 10.4356 3.850773 2.71 0.007 4.099761 16.77145 | journalid | 2 | -9.462449 5.727006 -1.65 0.099 -18.88534 -.0395568 3 | -8.480477 6.027445 -1.41 0.160 -18.39769 1.436741 4 | -15.89905 7.003877 -2.27 0.023 -27.42283 -4.375263 5 | -42.48124 6.150375 -6.91 0.000 -52.60071 -32.36176 | jelgroup | 2 | -2.031882 4.35443 -0.47 0.641 -9.196415 5.132652 3 | -.0904173 4.424136 -0.02 0.984 -7.36964 7.188805 4 | .0232755 6.143976 0.00 0.997 -10.08568 10.13223 5 | -2.770854 8.765234 -0.32 0.752 -17.19267 11.65097 | _cons | 22.65322 9.280616 2.44 0.015 7.383418 37.92302 --------------------------------------------------------------------------------- Parente-Santos Silva test for intra-cluster correlation Ho: No intra-cluster correlation T = 9.265 P>|T| = 0.000 . . qreg2 citesadj gs posnegscoredev certtentscoredev fppscoredev ageatpub female pa > gee english2 i.journalid i.jelgr if narticlesreal>9 & gs<999 ,cluster(autho > rid) Median regression R-squared = .01120892 Number of obs = 2167 Objective function = 93.756896 Standard errors adjusted for 141 clusters in authorid --------------------------------------------------------------------------------- citesadj | Coef. Std. Err. t P>|t| [90% Conf. Interval] ----------------+---------------------------------------------------------------- gs | -16.73441 5.812101 -2.88 0.004 -26.29859 -7.170239 posnegscoredev | 10.58105 13.11618 0.81 0.420 -11.00245 32.16455 certtentscore~v | -21.13039 13.21333 -1.60 0.110 -42.87375 .6129643 fppscoredev | 2.680079 21.36781 0.13 0.900 -32.48198 37.84214 ageatpub | -1.11389 .3564668 -3.12 0.002 -1.700478 -.5273012 female | 160.9991 13.92449 11.56 0.000 138.0855 183.9127 pageequivalent | 3.895621 .476494 8.18 0.000 3.111521 4.679722 english2 | 16.90265 5.915707 2.86 0.004 7.16798 26.63731 | journalid | 2 | -6.177972 7.73981 -0.80 0.425 -18.91431 6.558371 3 | -.4982063 8.050672 -0.06 0.951 -13.74609 12.74968 4 | -4.900633 10.18748 -0.48 0.631 -21.66477 11.8635 5 | -43.70054 8.945334 -4.89 0.000 -58.42064 -28.98043 | jelgroup | 2 | -1.915345 6.688257 -0.29 0.775 -12.92129 9.090601 3 | 4.046189 6.798741 0.60 0.552 -7.141564 15.23394 4 | -1.095401 9.148294 -0.12 0.905 -16.14949 13.95869 5 | -.0997817 12.05438 -0.01 0.993 -19.93603 19.73646 | _cons | 27.9423 13.25174 2.11 0.035 6.135731 49.74887 --------------------------------------------------------------------------------- Parente-Santos Silva test for intra-cluster correlation Ho: No intra-cluster correlation T = 8.683 P>|T| = 0.000 . qreg2 citesadj gs posnegscoredevsq certtentscoredevsq fppscoredevsq ageatpub fem > ale pagee english2 i.journalid i.jelgr if narticlesreal>9 & gs<999 ,cluster( > authorid) Median regression R-squared = .01078536 Number of obs = 2167 Objective function = 93.793593 Standard errors adjusted for 141 clusters in authorid --------------------------------------------------------------------------------- citesadj | Coef. Std. Err. t P>|t| [90% Conf. Interval] ----------------+---------------------------------------------------------------- gs | -18.1579 6.196367 -2.93 0.003 -28.35441 -7.961395 posnegscorede~q | 6.240996 42.04585 0.15 0.882 -62.94809 75.43008 certtentscore~q | 13.82409 33.21814 0.42 0.677 -40.83843 68.48662 fppscoredevsq | -55.58577 51.78298 -1.07 0.283 -140.7979 29.62636 ageatpub | -1.100993 .3592389 -3.06 0.002 -1.692143 -.5098432 female | 159.3774 13.6959 11.64 0.000 136.8399 181.9149 pageequivalent | 3.930035 .4867786 8.07 0.000 3.12901 4.731059 english2 | 17.21424 5.539576 3.11 0.002 8.098521 26.32996 | journalid | 2 | -7.232296 8.396898 -0.86 0.389 -21.04992 6.585326 3 | -2.36273 8.32078 -0.28 0.776 -16.0551 11.32964 4 | -2.365167 10.59908 -0.22 0.823 -19.80662 15.07629 5 | -45.59609 9.735041 -4.68 0.000 -61.61571 -29.57647 | jelgroup | 2 | -2.819773 6.610521 -0.43 0.670 -13.6978 8.058254 3 | 3.554222 6.527523 0.54 0.586 -7.187227 14.29567 4 | -.1932054 8.502737 -0.02 0.982 -14.18499 13.79858 5 | -.1420789 12.45121 -0.01 0.991 -20.63132 20.34717 | _cons | 28.6554 14.80739 1.94 0.053 4.288919 53.02188 --------------------------------------------------------------------------------- Parente-Santos Silva test for intra-cluster correlation Ho: No intra-cluster correlation T = 8.194 P>|T| = 0.000 . . qreg2 citesadj gs posnegscoredev certtentscoredev fppscoredev ageatpub nauthors > female pagee english2 i.journalid i.jelgr if gs<999 ,cluster(authorid) Median regression R-squared = .01588052 Number of obs = 3531 Objective function = 75.875395 Standard errors adjusted for 359 clusters in authorid --------------------------------------------------------------------------------- citesadj | Coef. Std. Err. t P>|t| [90% Conf. Interval] ----------------+---------------------------------------------------------------- gs | -12.30461 3.49463 -3.52 0.000 -18.05428 -6.554934 posnegscoredev | 4.308171 7.46972 0.58 0.564 -7.981665 16.59801 certtentscore~v | -22.46607 7.038624 -3.19 0.001 -34.04663 -10.88551 fppscoredev | -6.082053 13.59989 -0.45 0.655 -28.45778 16.29367 ageatpub | -.6009883 .2233621 -2.69 0.007 -.9684831 -.2334934 nauthors | 8.142213 2.420394 3.36 0.001 4.15997 12.12446 female | 25.60728 14.00409 1.83 0.068 2.566519 48.64804 pageequivalent | 3.841404 .3205087 11.99 0.000 3.314075 4.368733 english2 | 8.930582 3.463183 2.58 0.010 3.232651 14.62851 | journalid | 2 | -4.288479 4.44283 -0.97 0.334 -11.59821 3.021254 3 | -4.83505 4.924926 -0.98 0.326 -12.93797 3.267868 4 | -12.6021 5.276921 -2.39 0.017 -21.28416 -3.920052 5 | -34.35488 4.848072 -7.09 0.000 -42.33136 -26.37841 | jelgroup | 2 | -.9070456 3.977879 -0.23 0.820 -7.451799 5.637708 3 | .9138554 3.605049 0.25 0.800 -5.017487 6.845197 4 | 3.093089 5.366685 0.58 0.564 -5.73665 11.92283 5 | -2.804669 5.71849 -0.49 0.624 -12.21323 6.603892 | _cons | 4.292336 7.471728 0.57 0.566 -8.000805 16.58548 --------------------------------------------------------------------------------- Parente-Santos Silva test for intra-cluster correlation Ho: No intra-cluster correlation T = 9.457 P>|T| = 0.000 . qreg2 citesadj gs posnegscoredevsq certtentscoredevsq fppscoredevsq ageatpub nau > thors female pagee english2 i.journalid i.jelgr if gs<999 ,cluster(authorid) Median regression R-squared = .01528746 Number of obs = 3531 Objective function = 75.923908 Standard errors adjusted for 359 clusters in authorid --------------------------------------------------------------------------------- citesadj | Coef. Std. Err. t P>|t| [90% Conf. Interval] ----------------+---------------------------------------------------------------- gs | -12.79402 3.416889 -3.74 0.000 -18.41578 -7.172255 posnegscorede~q | 35.29716 24.8951 1.42 0.156 -5.662449 76.25676 certtentscore~q | 2.086159 9.384131 0.22 0.824 -13.35343 17.52575 fppscoredevsq | -31.1267 26.38397 -1.18 0.238 -74.53591 12.28252 ageatpub | -.6296475 .2172401 -2.90 0.004 -.98707 -.272225 nauthors | 8.053659 2.50063 3.22 0.001 3.939404 12.16791 female | 26.35295 18.45355 1.43 0.153 -4.008452 56.71435 pageequivalent | 3.965958 .3156066 12.57 0.000 3.446694 4.485221 english2 | 11.21705 3.357106 3.34 0.001 5.693643 16.74045 | journalid | 2 | -5.60173 4.666605 -1.20 0.230 -13.27964 2.076177 3 | -5.685994 4.95006 -1.15 0.251 -13.83027 2.458277 4 | -14.03985 5.495939 -2.55 0.011 -23.08225 -4.997455 5 | -36.08408 5.079834 -7.10 0.000 -44.44187 -27.72629 | jelgroup | 2 | -1.202797 3.958313 -0.30 0.761 -7.71536 5.309767 3 | .5573483 3.711576 0.15 0.881 -5.549262 6.663958 4 | 1.692555 5.712972 0.30 0.767 -7.706926 11.09204 5 | -.8800395 6.270277 -0.14 0.888 -11.19645 9.436368 | _cons | 2.014366 7.988773 0.25 0.801 -11.12946 15.1582 --------------------------------------------------------------------------------- Parente-Santos Silva test for intra-cluster correlation Ho: No intra-cluster correlation T = 9.261 P>|T| = 0.000 . . qreg2 citesadj gs posnegscoredev certtentscoredev fppscoredev ageatpub narticles > realtodate female pagee english2 i.journalid i.jelgr if gs<999 ,cluster(autho > rid) Median regression R-squared = .01761669 Number of obs = 3531 Objective function = 75.787287 Standard errors adjusted for 359 clusters in authorid --------------------------------------------------------------------------------- citesadj | Coef. Std. Err. t P>|t| [90% Conf. Interval] ----------------+---------------------------------------------------------------- gs | -13.2658 3.506694 -3.78 0.000 -19.03532 -7.496281 posnegscoredev | -2.676277 7.5673 -0.35 0.724 -15.12666 9.774107 certtentscore~v | -21.08585 7.497142 -2.81 0.005 -33.4208 -8.750892 fppscoredev | -13.81993 13.95404 -0.99 0.322 -36.77833 9.138481 ageatpub | -1.157721 .3057214 -3.79 0.000 -1.66072 -.6547213 narticlesreal~e | 2.11394 .7178849 2.94 0.003 .9328131 3.295067 female | 26.35045 11.48202 2.29 0.022 7.459222 45.24168 pageequivalent | 3.737634 .3283059 11.38 0.000 3.197477 4.277792 english2 | 7.574345 3.637041 2.08 0.037 1.590368 13.55832 | journalid | 2 | -5.59605 4.805979 -1.16 0.244 -13.50327 2.311168 3 | -7.361298 5.308222 -1.39 0.166 -16.09485 1.372252 4 | -14.99471 5.573569 -2.69 0.007 -24.16483 -5.824588 5 | -36.02624 5.2955 -6.80 0.000 -44.73886 -27.31362 | jelgroup | 2 | -1.132305 4.362997 -0.26 0.795 -8.310689 6.046079 3 | 1.103871 3.95385 0.28 0.780 -5.401349 7.609091 4 | 2.81435 5.974417 0.47 0.638 -7.015284 12.64398 5 | 2.681562 6.339339 0.42 0.672 -7.748473 13.1116 | _cons | 15.4609 7.462866 2.07 0.038 3.182339 27.73946 --------------------------------------------------------------------------------- Parente-Santos Silva test for intra-cluster correlation Ho: No intra-cluster correlation T = 10.312 P>|T| = 0.000 . qreg2 citesadj gs posnegscoredevsq certtentscoredevsq fppscoredevsq ageatpub nar > ticlesrealtodate female pagee english2 i.journalid i.jelgr if gs<999 ,cluster > (authorid) Median regression R-squared = .01699111 Number of obs = 3531 Objective function = 75.830967 Standard errors adjusted for 359 clusters in authorid --------------------------------------------------------------------------------- citesadj | Coef. Std. Err. t P>|t| [90% Conf. Interval] ----------------+---------------------------------------------------------------- gs | -13.48725 3.440676 -3.92 0.000 -19.14815 -7.826348 posnegscorede~q | 44.00463 24.34422 1.81 0.071 3.951393 84.05786 certtentscore~q | 5.223876 9.026396 0.58 0.563 -9.62714 20.07489 fppscoredevsq | -28.502 24.9804 -1.14 0.254 -69.60194 12.59794 ageatpub | -1.173371 .2850541 -4.12 0.000 -1.642367 -.7043754 narticlesreal~e | 2.059533 .6462382 3.19 0.001 .9962853 3.12278 female | 24.9719 12.59089 1.98 0.047 4.256273 45.68753 pageequivalent | 3.869138 .3098859 12.49 0.000 3.359287 4.37899 english2 | 9.646213 3.496345 2.76 0.006 3.89372 15.39871 | journalid | 2 | -7.630881 4.834415 -1.58 0.115 -15.58488 .3231213 3 | -6.746228 5.338149 -1.26 0.206 -15.52902 2.036562 4 | -16.29631 5.764046 -2.83 0.005 -25.77982 -6.812796 5 | -38.34917 5.40201 -7.10 0.000 -47.23703 -29.46131 | jelgroup | 2 | -2.352313 3.914867 -0.60 0.548 -8.793395 4.088768 3 | .1308316 3.749644 0.03 0.972 -6.038411 6.300074 4 | .1130592 5.565318 0.02 0.984 -9.043489 9.269607 5 | 1.708227 6.498561 0.26 0.793 -8.983774 12.40023 | _cons | 13.46775 7.740482 1.74 0.082 .7324351 26.20307 --------------------------------------------------------------------------------- Parente-Santos Silva test for intra-cluster correlation Ho: No intra-cluster correlation T = 10.068 P>|T| = 0.000 . . qreg2 citesadj gs posnegscoredev certtentscoredev fppscoredev ageatpub narticles > realtodate ageatnarttodate female pagee english2 i.journalid i.jelgr if gs<9 > 99 ,cluster(authorid) Median regression R-squared = .02583345 Number of obs = 3531 Objective function = 75.144451 Standard errors adjusted for 359 clusters in authorid --------------------------------------------------------------------------------- citesadj | Coef. Std. Err. t P>|t| [90% Conf. Interval] ----------------+---------------------------------------------------------------- gs | -18.15806 3.618052 -5.02 0.000 -24.1108 -12.20533 posnegscoredev | -5.834097 6.900103 -0.85 0.398 -17.18675 5.518558 certtentscore~v | -22.13304 7.475138 -2.96 0.003 -34.43179 -9.834289 fppscoredev | -13.38694 12.77723 -1.05 0.295 -34.40916 7.635272 ageatpub | -.3293705 .2194126 -1.50 0.133 -.6903674 .0316263 narticlesreal~e | 7.450615 1.04513 7.13 0.000 5.731076 9.170154 ageatnarttodate | -.2161048 .0234054 -9.23 0.000 -.2546135 -.1775961 female | 25.44223 10.00197 2.54 0.011 8.986112 41.89835 pageequivalent | 3.618402 .3146551 11.50 0.000 3.100703 4.1361 english2 | 6.099188 3.614691 1.69 0.092 .1519809 12.0464 | journalid | 2 | -3.751542 4.637278 -0.81 0.419 -11.3812 3.878114 3 | -7.852525 5.255302 -1.49 0.135 -16.49901 .7939588 4 | -18.3634 5.602248 -3.28 0.001 -27.58071 -9.146089 5 | -41.43917 5.33163 -7.77 0.000 -50.21124 -32.66711 | jelgroup | 2 | 2.142072 3.83441 0.56 0.576 -4.166635 8.45078 3 | 3.559086 4.058362 0.88 0.381 -3.118087 10.23626 4 | 6.119674 5.572171 1.10 0.272 -3.048151 15.2875 5 | 8.855026 4.976418 1.78 0.075 .6673878 17.04266 | _cons | 2.325056 6.36387 0.37 0.715 -8.14534 12.79545 --------------------------------------------------------------------------------- Parente-Santos Silva test for intra-cluster correlation Ho: No intra-cluster correlation T = 8.829 P>|T| = 0.000 . qreg2 citesadj gs posnegscoredevsq certtentscoredevsq fppscoredevsq ageatpub nar > ticlesrealtodate ageatnarttodate female pagee english2 i.journalid i.jelgr if > gs<999 ,cluster(authorid) Median regression R-squared = .02497649 Number of obs = 3531 Objective function = 75.213991 Standard errors adjusted for 359 clusters in authorid --------------------------------------------------------------------------------- citesadj | Coef. Std. Err. t P>|t| [90% Conf. Interval] ----------------+---------------------------------------------------------------- gs | -19.53549 3.808091 -5.13 0.000 -25.8009 -13.27009 posnegscorede~q | 23.15563 25.18379 0.92 0.358 -18.27896 64.59021 certtentscore~q | 3.228797 9.367519 0.34 0.730 -12.18347 18.64106 fppscoredevsq | -12.30105 22.96061 -0.54 0.592 -50.07786 25.47575 ageatpub | -.4020863 .23402 -1.72 0.086 -.7871165 -.0170561 narticlesreal~e | 7.34164 1.053119 6.97 0.000 5.608957 9.074323 ageatnarttodate | -.2153765 .0235878 -9.13 0.000 -.2541852 -.1765678 female | 24.82814 12.26674 2.02 0.043 4.645813 45.01046 pageequivalent | 3.755725 .3107695 12.09 0.000 3.24442 4.26703 english2 | 9.1374 3.645258 2.51 0.012 3.139902 15.1349 | journalid | 2 | -6.347522 4.584009 -1.38 0.166 -13.88954 1.194492 3 | -7.498695 5.198975 -1.44 0.149 -16.0525 1.055113 4 | -20.2875 5.585776 -3.63 0.000 -29.47771 -11.09729 5 | -44.30064 5.051583 -8.77 0.000 -52.61195 -35.98933 | jelgroup | 2 | -.7888819 3.903611 -0.20 0.840 -7.211444 5.633681 3 | .6181066 3.929189 0.16 0.875 -5.84654 7.082753 4 | 1.924185 4.974258 0.39 0.699 -6.259899 10.10827 5 | 8.123837 5.235966 1.55 0.121 -.4908337 16.73851 | _cons | 2.487297 6.749778 0.37 0.713 -8.61803 13.59262 --------------------------------------------------------------------------------- Parente-Santos Silva test for intra-cluster correlation Ho: No intra-cluster correlation T = 9.455 P>|T| = 0.000 . clear . . use "C:\Users\Owner\Desktop\D Drive old lenovo\KosnikWriting\AllInfoForDoMaster. > dta" . *Table 4 REDO WITH SOLE AUTHORS* . drop if nauthors>1 (9,379 observations deleted) . gener posnegscoredevsq=posnegscoredev^2 . gener certtentscoredevsq=certtentscoredev^2 . gener fppscoredevsq=fppscoredev^2 . gener int ageatpub2=ageatpub* ageatpub if ageatpub>=0 (37 missing values generated) . replace ageatpub2=ageatpub if ageatpub<0 (37 real changes made) . gener ageatnarttodate=ageatpub*narticlesrealtodate . . centile cites* gs posnegscore* certtentscore* fppscore* ageatpub female pagee en > glish2 if gs<999 -- Binom. Interp. -- Variable | Obs Percentile Centile [90% Conf. Interval] -------------+------------------------------------------------------------- cites | 3,405 50 95 90 102 citesadj | 3,405 50 50 47.72239 52.14114 gs | 3,405 50 1 1 1 posnegscore | 3,405 50 -.236715 -.2436108 -.229168 posnegscor~v | 3,405 50 .0020987 -.0043863 .0069106 posnegscor~q | 3,405 50 .0148501 .0138748 .0157584 certtentsc~e | 3,405 50 -.368421 -.375603 -.3636364 certtentsc~v | 3,405 50 -.0243942 -.0316265 -.0177883 certtentsc~q | 3,405 50 .0125276 .0116261 .0134528 fppscore | 3,405 50 .762987 .7601364 .7657137 fppscoredev | 3,405 50 .0346614 .0317098 .0376742 fppscorede~q | 3,405 50 .0047754 .0045411 .005026 ageatpub | 3,405 50 7 7 8 female | 3,405 50 0 0 0 pageequiva~t | 3,405 50 15 14.824 15.431 english2 | 3,405 50 1 1 1 . centile cites* gs posnegscore* certtentscore* fppscore* ageatpub female pagee en > glish2 if gs==1 -- Binom. Interp. -- Variable | Obs Percentile Centile [90% Conf. Interval] -------------+------------------------------------------------------------- cites | 1,902 50 131 121 142 citesadj | 1,902 50 38.59033 35.6445 41.83074 gs | 1,902 50 1 1 1 posnegscore | 1,902 50 -.2454485 -.2529658 -.2350232 posnegscor~v | 1,902 50 -.0007065 -.0083045 .0069514 posnegscor~q | 1,902 50 .0160198 .0147713 .0175486 certtentsc~e | 1,902 50 -.3594775 -.3679179 -.3535354 certtentsc~v | 1,902 50 -.0202154 -.0294179 -.0124987 certtentsc~q | 1,902 50 .0131305 .0119287 .0143723 fppscore | 1,902 50 .7595879 .7550873 .7640358 fppscoredev | 1,902 50 .0331724 .029671 .0365282 fppscorede~q | 1,902 50 .0049439 .0045962 .0053731 ageatpub | 1,902 50 7 7 7 female | 1,902 50 0 0 0 pageequiva~t | 1,902 50 12.331 12 12.84343 english2 | 1,902 50 1 1 1 . centile cites* gs posnegscore* certtentscore* fppscore* ageatpub female pagee en > glish2 if gs==0 -- Binom. Interp. -- Variable | Obs Percentile Centile [90% Conf. Interval] -------------+------------------------------------------------------------- cites | 1,503 50 69 64 76 citesadj | 1,503 50 69 64 76 gs | 1,503 50 0 0 0 posnegscore | 1,503 50 -.2270115 -.237718 -.2181081 posnegscor~v | 1,503 50 .0043279 -.0040091 .0119682 posnegscor~q | 1,503 50 .013525 .012275 .0148325 certtentsc~e | 1,503 50 -.3790614 -.3882353 -.3711929 certtentsc~v | 1,503 50 -.0302041 -.039651 -.0207066 certtentsc~q | 1,503 50 .0115875 .0107319 .01335 fppscore | 1,503 50 .766051 .7629687 .7705946 fppscoredev | 1,503 50 .0359678 .0319651 .040286 fppscorede~q | 1,503 50 .0045687 .0041898 .0049542 ageatpub | 1,503 50 8 8 8 female | 1,503 50 0 0 0 pageequiva~t | 1,503 50 20.178 19.5 20.468 english2 | 1,503 50 1 1 1 . centile citesadj gs posnegscore* certtentscore* fppscore* ageatpub female pagee > english2 if gs<999 -- Binom. Interp. -- Variable | Obs Percentile Centile [90% Conf. Interval] -------------+------------------------------------------------------------- citesadj | 3,405 50 50 47.72239 52.14114 gs | 3,405 50 1 1 1 posnegscore | 3,405 50 -.236715 -.2436108 -.229168 posnegscor~v | 3,405 50 .0020987 -.0043863 .0069106 posnegscor~q | 3,405 50 .0148501 .0138748 .0157584 certtentsc~e | 3,405 50 -.368421 -.375603 -.3636364 certtentsc~v | 3,405 50 -.0243942 -.0316265 -.0177883 certtentsc~q | 3,405 50 .0125276 .0116261 .0134528 fppscore | 3,405 50 .762987 .7601364 .7657137 fppscoredev | 3,405 50 .0346614 .0317098 .0376742 fppscorede~q | 3,405 50 .0047754 .0045411 .005026 ageatpub | 3,405 50 7 7 8 female | 3,405 50 0 0 0 pageequiva~t | 3,405 50 15 14.824 15.431 english2 | 3,405 50 1 1 1 . sum cites* gs posnegscore* certtentscore* fppscore* ageatpub female pagee englis > h2 if gs<999 Variable | Obs Mean Std. Dev. Min Max -------------+--------------------------------------------------------- cites | 3,405 405.8957 1694.027 0 38018 citesadj | 3,405 172.2037 563.9135 0 11199.44 gs | 3,405 .5585903 .4966282 0 1 posnegscore | 3,405 -.2343174 .1863208 -1 .4509804 posnegscor~v | 3,405 .003591 .1824818 -.7700094 .7258728 -------------+--------------------------------------------------------- posnegscor~q | 3,405 .0333027 .049164 2.44e-09 .5929145 certtentsc~e | 3,405 -.3576745 .1739776 -1 1 certtentsc~v | 3,405 -.0122251 .1726558 -.6590153 1.343473 certtentsc~q | 3,405 .0299507 .0576678 2.94e-09 1.804919 fppscore | 3,405 .7304119 .1297536 -.5294118 1 -------------+--------------------------------------------------------- fppscoredev | 3,405 .0068591 .1255524 -1.270493 .2728693 fppscorede~q | 3,405 .0158058 .0520927 9.09e-11 1.614153 ageatpub | 3,405 10.03554 8.683911 -5 53 female | 3,405 .0325991 .177611 0 1 pageequiva~t | 3,405 16.69604 9.430259 .731 58.424 -------------+--------------------------------------------------------- english2 | 3,405 .7142438 .4518402 0 1 . sum cites* gs posnegscore* certtentscore* fppscore* ageatpub female pagee englis > h2 if gs==0 Variable | Obs Mean Std. Dev. Min Max -------------+--------------------------------------------------------- cites | 1,503 169.0353 425.0678 1 9005 citesadj | 1,503 169.0353 425.0678 1 9005 gs | 1,503 0 0 0 0 posnegscore | 1,503 -.2319621 .1791867 -.7396658 .4509804 posnegscor~v | 1,503 -.0012437 .1763557 -.5122259 .7258728 -------------+--------------------------------------------------------- posnegscor~q | 1,503 .0310822 .0447906 3.33e-08 .5268912 certtentsc~e | 1,503 -.3672115 .1652351 -.7977528 .4117647 certtentsc~v | 1,503 -.0152962 .1633619 -.4889016 .729466 certtentsc~q | 1,503 .0269033 .0423285 2.94e-09 .5321206 fppscore | 1,503 .7336033 .1252723 -.0640668 .9573333 -------------+--------------------------------------------------------- fppscoredev | 1,503 .0105132 .1205901 -.7327749 .2394953 fppscorede~q | 1,503 .0146428 .0376256 1.51e-10 .5369591 ageatpub | 1,503 11.37991 9.673294 -3 51 female | 1,503 .0518962 .2218913 0 1 pageequiva~t | 1,503 21.0392 10.10195 .75 58.424 -------------+--------------------------------------------------------- english2 | 1,503 .6440452 .478961 0 1 . sum cites* gs posnegscore* certtentscore* fppscore* ageatpub female pagee englis > h2 if gs==1 Variable | Obs Mean Std. Dev. Min Max -------------+--------------------------------------------------------- cites | 1,902 593.0678 2217.312 0 38018 citesadj | 1,902 174.7075 653.1816 0 11199.44 gs | 1,902 1 0 1 1 posnegscore | 1,902 -.2361786 .191797 -1 .4210526 posnegscor~v | 1,902 .0074115 .1871388 -.7700094 .6473529 -------------+--------------------------------------------------------- posnegscor~q | 1,902 .0350575 .0523073 2.44e-09 .5929145 certtentsc~e | 1,902 -.3501382 .1802734 -1 1 certtentsc~v | 1,902 -.0097982 .1796658 -.6590153 1.343473 certtentsc~q | 1,902 .0323588 .0672763 1.15e-08 1.804919 fppscore | 1,902 .72789 .1331669 -.5294118 1 -------------+--------------------------------------------------------- fppscoredev | 1,902 .0039715 .1292976 -1.270493 .2728693 fppscorede~q | 1,902 .0167249 .0611449 9.09e-11 1.614153 ageatpub | 1,902 8.973186 7.65125 -5 53 female | 1,902 .0173502 .1306067 0 1 pageequiva~t | 1,902 13.26398 7.204963 .731 47.082 -------------+--------------------------------------------------------- english2 | 1,902 .7697161 .4211252 0 1 . . qreg2 citesadj gs posnegscoredev certtentscoredev fppscoredev ageatpub female pa > gee english2 i.journalid i.jelgr i.year if gs<999,cluster(authorid) Median regression R-squared = .01921687 Number of obs = 3405 Objective function = 71.184491 Standard errors adjusted for 1047 clusters in authorid --------------------------------------------------------------------------------- citesadj | Coef. Std. Err. t P>|t| [90% Conf. Interval] ----------------+---------------------------------------------------------------- gs | -16.7148 4.167043 -4.01 0.000 -23.57087 -9.858718 posnegscoredev | 2.501175 6.193138 0.40 0.686 -7.688458 12.69081 certtentscore~v | -17.62223 5.399115 -3.26 0.001 -26.50545 -8.739011 fppscoredev | -10.35537 9.789798 -1.06 0.290 -26.46263 5.751882 ageatpub | -.1587131 .177523 -0.89 0.371 -.4507936 .1333673 female | 5.478564 20.48188 0.27 0.789 -28.22048 39.17761 pageequivalent | 3.216681 .2776822 11.58 0.000 2.759808 3.673554 english2 | 3.665591 3.036813 1.21 0.227 -1.330909 8.66209 | journalid | 2 | -3.365546 4.017768 -0.84 0.402 -9.97602 3.244928 3 | -9.200473 4.466149 -2.06 0.039 -16.54867 -1.852273 4 | -9.459621 5.049141 -1.87 0.061 -17.76702 -1.152219 5 | -35.44499 5.04863 -7.02 0.000 -43.75155 -27.13843 | jelgroup | 2 | 1.861831 3.641115 0.51 0.609 -4.128932 7.852595 3 | -2.899119 3.157832 -0.92 0.359 -8.094731 2.296494 4 | 9.152785 6.081357 1.51 0.132 -.8529324 19.1585 5 | 26.29224 9.276098 2.83 0.005 11.03018 41.5543 | year | 1970 | -.120051 7.712023 -0.02 0.988 -12.80872 12.56862 1971 | -.6101077 7.858267 -0.08 0.938 -13.53939 12.31918 1972 | -6.14286 7.733385 -0.79 0.427 -18.86668 6.580957 1973 | 1.600941 7.639733 0.21 0.834 -10.96879 14.17067 1974 | -2.657657 7.352432 -0.36 0.718 -14.75469 9.439374 1975 | 3.196354 8.866508 0.36 0.718 -11.3918 17.78451 1976 | 1.23621 7.636353 0.16 0.871 -11.32796 13.80038 1977 | 1.163664 7.546576 0.15 0.877 -11.25279 13.58012 1978 | 4.966401 8.534944 0.58 0.561 -9.076228 19.00903 1979 | 7.507115 8.882123 0.85 0.398 -7.106731 22.12096 1980 | 7.494815 8.645771 0.87 0.386 -6.730159 21.71979 1981 | .6438393 8.903719 0.07 0.942 -14.00554 15.29322 1982 | 31.3813 13.58017 2.31 0.021 9.037702 53.72489 1983 | 19.05697 10.56676 1.80 0.071 1.671373 36.44257 1984 | 7.26686 8.254266 0.88 0.379 -6.313968 20.84769 1985 | 11.91438 10.29554 1.16 0.247 -5.024982 28.85373 1986 | 17.18877 11.39803 1.51 0.132 -1.564522 35.94207 1987 | 12.33198 8.279311 1.49 0.136 -1.290052 25.95402 1988 | -1.334602 9.582041 -0.14 0.889 -17.10003 14.43083 1989 | 30.96382 11.30123 2.74 0.006 12.36979 49.55785 1990 | 12.80782 11.32987 1.13 0.258 -5.833325 31.44897 1991 | 33.2176 14.00465 2.37 0.018 10.17561 56.25959 1992 | 6.408424 11.00456 0.58 0.560 -11.69749 24.51434 1993 | 74.64484 18.42835 4.05 0.000 44.32449 104.9652 1994 | 36.1942 18.58998 1.95 0.052 5.607913 66.78049 1995 | 43.96885 35.79641 1.23 0.219 -14.92734 102.865 1996 | 56.81628 22.92731 2.48 0.013 19.09376 94.53881 1997 | 21.11441 12.92039 1.63 0.102 -.143645 42.37246 1998 | 33.47167 16.67234 2.01 0.045 6.040502 60.90283 1999 | 47.93492 14.61663 3.28 0.001 23.88604 71.9838 2000 | 63.75046 23.79174 2.68 0.007 24.60567 102.8953 2001 | 3.605318 15.51214 0.23 0.816 -21.91696 29.1276 2002 | 11.85565 11.87872 1.00 0.318 -7.688526 31.39982 2003 | 22.04824 18.90392 1.17 0.244 -9.054568 53.15105 2004 | 19.29512 16.11233 1.20 0.231 -7.214667 45.8049 2005 | -2.709451 18.06541 -0.15 0.881 -32.43266 27.01375 2006 | 14.51675 23.38729 0.62 0.535 -23.9626 52.9961 2007 | -7.578364 30.80142 -0.25 0.806 -58.25626 43.09953 2008 | -6.419975 33.43125 -0.19 0.848 -61.42475 48.5848 2009 | -3.194219 15.11209 -0.21 0.833 -28.05829 21.66985 2010 | -54.90673 13.56002 -4.05 0.000 -77.21716 -32.5963 2011 | -32.65524 15.18557 -2.15 0.032 -57.64021 -7.670278 2012 | -71.01452 15.8961 -4.47 0.000 -97.16853 -44.8605 2013 | -68.67676 13.57971 -5.06 0.000 -91.0196 -46.33393 2014 | -69.25901 18.78305 -3.69 0.000 -100.163 -38.35508 2015 | -103.8019 18.08911 -5.74 0.000 -133.5641 -74.03973 2016 | -124.6811 19.86095 -6.28 0.000 -157.3585 -92.00366 2017 | -42.42946 12.83128 -3.31 0.001 -63.5409 -21.31802 2018 | -109.8771 23.73815 -4.63 0.000 -148.9337 -70.82046 | _cons | 14.47514 8.692742 1.67 0.096 .1728856 28.7774 --------------------------------------------------------------------------------- Parente-Santos Silva test for intra-cluster correlation Ho: No intra-cluster correlation T = 9.071 P>|T| = 0.000 . qreg2 citesadj gs posnegscoredevsq certtentscoredevsq fppscoredevsq ageatpub fem > ale pagee english2 i.journalid i.jelgr i.year if gs<999,cluster(authorid) Median regression R-squared = .01922221 Number of obs = 3405 Objective function = 71.189837 Standard errors adjusted for 1047 clusters in authorid --------------------------------------------------------------------------------- citesadj | Coef. Std. Err. t P>|t| [90% Conf. Interval] ----------------+---------------------------------------------------------------- gs | -16.67298 4.214389 -3.96 0.000 -23.60696 -9.739007 posnegscorede~q | 41.79298 25.26737 1.65 0.098 .2203146 83.36564 certtentscore~q | -9.051593 20.8516 -0.43 0.664 -43.35894 25.25575 fppscoredevsq | -42.35066 21.23316 -1.99 0.046 -77.28578 -7.41553 ageatpub | -.0315264 .1798066 -0.18 0.861 -.327364 .2643111 female | -.1155669 10.72347 -0.01 0.991 -17.759 17.52787 pageequivalent | 3.305872 .2915453 11.34 0.000 2.826189 3.785554 english2 | 5.48279 2.994084 1.83 0.067 .556593 10.40899 | journalid | 2 | -4.668464 3.936101 -1.19 0.236 -11.14457 1.807643 3 | -10.16113 4.247818 -2.39 0.017 -17.1501 -3.172147 4 | -8.105225 5.222143 -1.55 0.121 -16.69727 .4868202 5 | -36.30684 4.854491 -7.48 0.000 -44.29399 -28.3197 | jelgroup | 2 | .334127 3.50785 0.10 0.924 -5.437374 6.105628 3 | -2.26202 3.292086 -0.69 0.492 -7.678521 3.154482 4 | 8.771334 5.666828 1.55 0.122 -.5523548 18.09502 5 | 27.58616 10.61475 2.60 0.009 10.1216 45.05071 | year | 1970 | -1.623999 6.358709 -0.26 0.798 -12.08605 8.83805 1971 | -2.293644 6.255688 -0.37 0.714 -12.58619 7.998903 1972 | -6.187548 6.722929 -0.92 0.357 -17.24885 4.873756 1973 | 1.155081 6.359226 0.18 0.856 -9.307817 11.61798 1974 | -3.603964 6.420247 -0.56 0.575 -14.16726 6.959334 1975 | 4.366063 7.572387 0.58 0.564 -8.092861 16.82499 1976 | 2.454724 6.368425 0.39 0.700 -8.02331 12.93276 1977 | 1.028878 6.338105 0.16 0.871 -9.39927 11.45703 1978 | 2.210093 6.85345 0.32 0.747 -9.065958 13.48614 1979 | 9.165004 7.575474 1.21 0.226 -3.299 21.62901 1980 | 5.646148 7.725695 0.73 0.465 -7.065016 18.35731 1981 | 1.695079 7.998272 0.21 0.832 -11.46456 14.85472 1982 | 34.82207 18.46125 1.89 0.059 4.447596 65.19655 1983 | 15.37188 9.009849 1.71 0.088 .5478806 30.19587 1984 | 8.672164 7.524426 1.15 0.249 -3.70785 21.05218 1985 | 12.2466 8.459409 1.45 0.148 -1.671747 26.16496 1986 | 16.08199 14.98263 1.07 0.283 -8.569076 40.73306 1987 | 10.47705 6.9447 1.51 0.131 -.9491388 21.90323 1988 | -1.618692 8.651088 -0.19 0.852 -15.85241 12.61503 1989 | 25.34603 9.351819 2.71 0.007 9.959389 40.73267 1990 | 7.10122 9.108092 0.78 0.436 -7.884415 22.08685 1991 | 30.78984 10.12937 3.04 0.002 14.12388 47.45579 1992 | 14.38766 12.93638 1.11 0.266 -6.896704 35.67202 1993 | 72.23478 18.40969 3.92 0.000 41.94514 102.5244 1994 | 36.89632 15.86816 2.33 0.020 10.78827 63.00437 1995 | 37.89085 26.50617 1.43 0.153 -5.720023 81.50172 1996 | 50.70239 30.16123 1.68 0.093 1.077807 100.327 1997 | 23.11094 13.80256 1.67 0.094 .4014531 45.82042 1998 | 35.83719 20.43759 1.75 0.080 2.211019 69.46336 1999 | 47.33665 13.58056 3.49 0.000 24.99242 69.68088 2000 | 60.88392 47.35613 1.29 0.199 -17.03161 138.7994 2001 | 2.524264 16.97965 0.15 0.882 -25.41253 30.46106 2002 | 15.59436 12.77566 1.22 0.222 -5.425555 36.61428 2003 | 24.65921 18.72927 1.32 0.188 -6.15625 55.47466 2004 | 5.123875 14.74021 0.35 0.728 -19.12834 29.37609 2005 | -8.310458 13.61739 -0.61 0.542 -30.71529 14.09438 2006 | 11.97269 18.39859 0.65 0.515 -18.2987 42.24408 2007 | -6.946272 23.83443 -0.29 0.771 -46.16131 32.26876 2008 | -16.02515 18.18328 -0.88 0.378 -45.94229 13.89198 2009 | -13.07273 17.19243 -0.76 0.447 -41.35961 15.21415 2010 | -55.09797 13.37693 -4.12 0.000 -77.10717 -33.08878 2011 | -37.02316 13.99879 -2.64 0.008 -60.0555 -13.99082 2012 | -60.84223 13.98356 -4.35 0.000 -83.84953 -37.83494 2013 | -68.77144 12.90814 -5.33 0.000 -90.00934 -47.53354 2014 | -71.55046 15.68169 -4.56 0.000 -97.3517 -45.74922 2015 | -107.7997 17.39968 -6.20 0.000 -136.4275 -79.17181 2016 | -131.4431 20.2879 -6.48 0.000 -164.8229 -98.06317 2017 | -42.26774 14.55469 -2.90 0.004 -66.21472 -18.32076 2018 | -105.432 35.45077 -2.97 0.003 -163.7595 -47.10449 | _cons | 12.48796 8.318156 1.50 0.133 -1.197984 26.17391 --------------------------------------------------------------------------------- Parente-Santos Silva test for intra-cluster correlation Ho: No intra-cluster correlation T = 7.799 P>|T| = 0.000 . . qreg2 citesadj gs posnegscoredev certtentscoredev fppscoredev ageatpub ageatpub2 > female pagee english2 i.journalid i.jelgr i.year if gs<999,cluster(authorid > ) Median regression R-squared = .01879508 Number of obs = 3405 Objective function = 71.179946 Standard errors adjusted for 1047 clusters in authorid --------------------------------------------------------------------------------- citesadj | Coef. Std. Err. t P>|t| [90% Conf. Interval] ----------------+---------------------------------------------------------------- gs | -17.20357 4.223837 -4.07 0.000 -24.15309 -10.25405 posnegscoredev | 2.079793 6.14925 0.34 0.735 -8.037631 12.19722 certtentscore~v | -16.34772 5.616305 -2.91 0.004 -25.58829 -7.107159 fppscoredev | -9.87472 9.731377 -1.01 0.310 -25.88586 6.136415 ageatpub | -.5123154 .3468462 -1.48 0.140 -1.082985 .0583542 ageatpub2 | .0105241 .0090947 1.16 0.247 -.0044394 .0254876 female | 5.173252 20.59274 0.25 0.802 -28.70819 39.05469 pageequivalent | 3.274466 .294529 11.12 0.000 2.789874 3.759057 english2 | 3.425721 3.054245 1.12 0.262 -1.59946 8.450903 | journalid | 2 | -3.407756 3.876314 -0.88 0.379 -9.785496 2.969983 3 | -9.277684 4.48316 -2.07 0.039 -16.65387 -1.901496 4 | -9.612053 4.982157 -1.93 0.054 -17.80925 -1.41486 5 | -35.59445 4.926109 -7.23 0.000 -43.69942 -27.48947 | jelgroup | 2 | 1.658978 3.641679 0.46 0.649 -4.332714 7.65067 3 | -2.59989 3.196806 -0.81 0.416 -7.859628 2.659848 4 | 9.532608 6.311401 1.51 0.131 -.8516054 19.91682 5 | 26.78006 9.713663 2.76 0.006 10.79807 42.76205 | year | 1970 | -1.081652 7.643167 -0.14 0.887 -13.65703 11.49373 1971 | -1.878418 7.566724 -0.25 0.804 -14.32803 10.57119 1972 | -6.924803 7.786997 -0.89 0.374 -19.73683 5.887224 1973 | 1.154444 7.818954 0.15 0.883 -11.71016 14.01905 1974 | -2.787064 7.486114 -0.37 0.710 -15.10404 9.529916 1975 | 1.688905 8.804512 0.19 0.848 -12.79725 16.17506 1976 | 1.199543 7.686979 0.16 0.876 -11.44792 13.84701 1977 | .9312779 7.625588 0.12 0.903 -11.61518 13.47774 1978 | 3.784986 8.640395 0.44 0.661 -10.43114 18.00112 1979 | 6.278373 8.797681 0.71 0.476 -8.196542 20.75329 1980 | 6.173303 8.678471 0.71 0.477 -8.105474 20.45208 1981 | -.2797508 9.011917 -0.03 0.975 -15.10715 14.54765 1982 | 30.94933 14.65029 2.11 0.035 6.845054 55.0536 1983 | 22.09324 12.70165 1.74 0.082 1.19509 42.9914 1984 | 5.580325 8.597423 0.65 0.516 -8.565103 19.72575 1985 | 12.03216 10.07245 1.19 0.232 -4.540141 28.60446 1986 | 15.24632 10.91039 1.40 0.162 -2.704665 33.1973 1987 | 13.12314 8.425403 1.56 0.119 -.7392595 26.98554 1988 | -.7744293 9.803433 -0.08 0.937 -16.90412 15.35526 1989 | 28.82917 10.95746 2.63 0.009 10.80075 46.85758 1990 | 13.3648 10.75879 1.24 0.214 -4.336753 31.06636 1991 | 31.22142 12.45709 2.51 0.012 10.72565 51.71719 1992 | 5.62247 10.71903 0.52 0.600 -12.01366 23.2586 1993 | 75.70695 19.03359 3.98 0.000 44.39078 107.0231 1994 | 36.43532 16.27586 2.24 0.025 9.656476 63.21417 1995 | 42.57349 36.01873 1.18 0.237 -16.68849 101.8355 1996 | 54.18344 23.21919 2.33 0.020 15.98067 92.38621 1997 | 19.98757 13.14819 1.52 0.129 -1.645279 41.62043 1998 | 33.64844 17.01502 1.98 0.048 5.653447 61.64342 1999 | 47.74061 16.01346 2.98 0.003 21.3935 74.08773 2000 | 74.00823 29.12882 2.54 0.011 26.08229 121.9342 2001 | 3.055074 15.23622 0.20 0.841 -22.01323 28.12338 2002 | 11.24712 12.28121 0.92 0.360 -8.959277 31.45352 2003 | 20.89811 19.09558 1.09 0.274 -10.52005 52.31626 2004 | 14.59512 18.45121 0.79 0.429 -15.76284 44.95308 2005 | -4.750202 18.28549 -0.26 0.795 -34.8355 25.3351 2006 | 13.0928 23.66454 0.55 0.580 -25.84271 52.02832 2007 | -.2536428 18.6317 -0.01 0.989 -30.90857 30.40129 2008 | -10.17283 23.34481 -0.44 0.663 -48.58228 28.23663 2009 | -6.010166 16.801 -0.36 0.721 -33.65303 21.6327 2010 | -57.09535 13.91413 -4.10 0.000 -79.9884 -34.20229 2011 | -37.35781 13.36428 -2.80 0.005 -59.3462 -15.36942 2012 | -72.70615 16.35459 -4.45 0.000 -99.61452 -45.79779 2013 | -70.48249 14.10596 -5.00 0.000 -93.69117 -47.2738 2014 | -73.36052 19.22128 -3.82 0.000 -104.9855 -41.73555 2015 | -105.4647 18.61186 -5.67 0.000 -136.087 -74.84245 2016 | -126.5291 20.9017 -6.05 0.000 -160.9188 -92.13927 2017 | -45.33075 13.71454 -3.31 0.001 -67.89542 -22.76608 2018 | -109.9928 24.70512 -4.45 0.000 -150.6404 -69.34525 | _cons | 16.64783 9.132831 1.82 0.068 1.621489 31.67417 --------------------------------------------------------------------------------- Parente-Santos Silva test for intra-cluster correlation Ho: No intra-cluster correlation T = 8.080 P>|T| = 0.000 . qreg2 citesadj gs posnegscoredevsq certtentscoredevsq fppscoredevsq ageatpub age > atpub2 female pagee english2 i.journalid i.jelgr i.year if gs<999,cluster(au > thorid) Median regression R-squared = .01877117 Number of obs = 3405 Objective function = 71.183371 Standard errors adjusted for 1047 clusters in authorid --------------------------------------------------------------------------------- citesadj | Coef. Std. Err. t P>|t| [90% Conf. Interval] ----------------+---------------------------------------------------------------- gs | -17.32679 4.612925 -3.76 0.000 -24.91648 -9.737096 posnegscorede~q | 42.64081 26.60451 1.60 0.109 -1.131863 86.41348 certtentscore~q | -7.845446 20.77256 -0.38 0.706 -42.02275 26.33186 fppscoredevsq | -43.97012 20.48325 -2.15 0.032 -77.67141 -10.26882 ageatpub | -.3355087 .3734846 -0.90 0.369 -.9500067 .2789893 ageatpub2 | .0074249 .0100748 0.74 0.461 -.0091513 .024001 female | -.2492592 12.65734 -0.02 0.984 -21.07452 20.576 pageequivalent | 3.31231 .2942999 11.25 0.000 2.828095 3.796524 english2 | 5.299266 3.094486 1.71 0.087 .207877 10.39066 | journalid | 2 | -4.976542 4.070704 -1.22 0.222 -11.67411 1.721028 3 | -10.75955 4.414611 -2.44 0.015 -18.02295 -3.496144 4 | -9.541362 5.652564 -1.69 0.092 -18.84158 -.24114 5 | -37.77745 5.196425 -7.27 0.000 -46.32718 -29.22771 | jelgroup | 2 | -.01786 3.632688 -0.00 0.996 -5.994759 5.959039 3 | -2.851516 3.314482 -0.86 0.390 -8.304867 2.601836 4 | 8.465009 6.021594 1.41 0.160 -1.442382 18.3724 5 | 28.81846 11.8162 2.44 0.015 9.377148 48.25977 | year | 1970 | -2.89192 6.508376 -0.44 0.657 -13.60022 7.816377 1971 | -4.03035 6.108401 -0.66 0.509 -14.08056 6.019864 1972 | -6.720242 6.732725 -1.00 0.318 -17.79766 4.35718 1973 | .4936395 6.423337 0.08 0.939 -10.07474 11.06202 1974 | -4.195486 6.345266 -0.66 0.509 -14.63542 6.244446 1975 | 2.734858 7.898187 0.35 0.729 -10.26011 15.72983 1976 | 2.443328 6.47733 0.38 0.706 -8.21389 13.10055 1977 | -.3219695 6.442173 -0.05 0.960 -10.92134 10.2774 1978 | 1.486468 6.760849 0.22 0.826 -9.637225 12.61016 1979 | 8.499974 7.508443 1.13 0.258 -3.853745 20.85369 1980 | 6.313212 8.195329 0.77 0.441 -7.170647 19.79707 1981 | .7903084 7.83168 0.10 0.920 -12.09524 13.67585 1982 | 34.94636 18.51575 1.89 0.059 4.482205 65.41052 1983 | 15.8593 9.082271 1.75 0.081 .916149 30.80246 1984 | 7.959404 7.666284 1.04 0.299 -4.654012 20.57282 1985 | 11.17275 8.792074 1.27 0.204 -3.29294 25.63844 1986 | 15.95196 15.07979 1.06 0.290 -8.858973 40.7629 1987 | 10.94238 7.605405 1.44 0.150 -1.570868 23.45563 1988 | -1.436206 8.618605 -0.17 0.868 -15.61649 12.74407 1989 | 25.37866 9.401495 2.70 0.007 9.910281 40.84703 1990 | 7.886729 9.725952 0.81 0.417 -8.11548 23.88894 1991 | 30.28544 10.13259 2.99 0.003 13.61418 46.95671 1992 | 13.21463 12.04298 1.10 0.273 -6.599803 33.02907 1993 | 72.79087 19.25702 3.78 0.000 41.1071 104.4746 1994 | 36.79806 15.98203 2.30 0.021 10.50266 63.09346 1995 | 38.08756 35.86647 1.06 0.288 -20.92391 97.09903 1996 | 48.09523 30.29861 1.59 0.113 -1.755374 97.94584 1997 | 22.51762 13.96988 1.61 0.107 -.4671707 45.50241 1998 | 35.83875 20.71091 1.73 0.084 1.76287 69.91462 1999 | 47.39707 13.57223 3.49 0.000 25.06655 69.72759 2000 | 76.52343 44.18106 1.73 0.083 3.831871 149.215 2001 | 2.622773 16.95561 0.15 0.877 -25.27446 30.52001 2002 | 14.13028 12.30479 1.15 0.251 -6.114922 34.37548 2003 | 24.53188 18.87041 1.30 0.194 -6.515799 55.57955 2004 | 22.46684 16.45094 1.37 0.172 -4.600049 49.53374 2005 | -8.188534 13.83602 -0.59 0.554 -30.95307 14.57601 2006 | 11.70998 18.78555 0.62 0.533 -19.19807 42.61803 2007 | -2.398394 18.34304 -0.13 0.896 -32.57839 27.7816 2008 | -19.14838 18.34006 -1.04 0.297 -49.32347 11.02672 2009 | -14.11769 17.08109 -0.83 0.409 -42.22138 13.98601 2010 | -56.93805 14.27179 -3.99 0.000 -80.41958 -33.45652 2011 | -37.42359 14.51794 -2.58 0.010 -61.3101 -13.53708 2012 | -61.23701 14.32235 -4.28 0.000 -84.80171 -37.67231 2013 | -70.39772 13.95696 -5.04 0.000 -93.36125 -47.43418 2014 | -71.68132 18.90006 -3.79 0.000 -102.7778 -40.58486 2015 | -108.6165 17.61196 -6.17 0.000 -137.5936 -79.63931 2016 | -133.0694 21.27704 -6.25 0.000 -168.0768 -98.06208 2017 | -44.81328 16.52027 -2.71 0.007 -71.99425 -17.6323 2018 | -106.7905 37.41609 -2.85 0.004 -168.3516 -45.22942 | _cons | 16.14456 8.803777 1.83 0.067 1.659612 30.6295 --------------------------------------------------------------------------------- Parente-Santos Silva test for intra-cluster correlation Ho: No intra-cluster correlation T = 7.637 P>|T| = 0.000 . . drop if yearphd<1969 | yearphd>1978 (2,102 observations deleted) . . centile cites* posnegscore* certtentscore* fppscore* ageatpub female pagee engli > sh2 if gs<999 -- Binom. Interp. -- Variable | Obs Percentile Centile [90% Conf. Interval] -------------+------------------------------------------------------------- cites | 1,321 50 80 73.10725 87.89275 citesadj | 1,321 50 36.23367 33.58242 40 posnegscore | 1,321 50 -.2463768 -.2554744 -.2360091 posnegscor~v | 1,321 50 -.0013812 -.0100205 .0071001 posnegscor~q | 1,321 50 .014274 .012844 .016002 certtentsc~e | 1,321 50 -.364486 -.3741497 -.3562046 certtentsc~v | 1,321 50 -.0237623 -.0348488 -.0141395 certtentsc~q | 1,321 50 .0124491 .0112914 .0136104 fppscore | 1,321 50 .7678208 .7617573 .7721402 fppscoredev | 1,321 50 .0382305 .0328231 .0438416 fppscorede~q | 1,321 50 .0045419 .004015 .0048972 ageatpub | 1,321 50 7 7 7 female | 1,321 50 0 0 0 pageequiva~t | 1,321 50 13 12.331 13.08 english2 | 1,321 50 1 1 1 . centile cites* posnegscore* certtentscore* fppscore* ageatpub female pagee engli > sh2 if gs==1 -- Binom. Interp. -- Variable | Obs Percentile Centile [90% Conf. Interval] -------------+------------------------------------------------------------- cites | 895 50 110 95 122 citesadj | 895 50 32.40409 27.98536 35.93909 posnegscore | 895 50 -.251462 -.2629035 -.236666 posnegscor~v | 895 50 -.0057924 -.0153414 .0073431 posnegscor~q | 895 50 .0149794 .0133698 .0176525 certtentsc~e | 895 50 -.3585859 -.3687345 -.3479506 certtentsc~v | 895 50 -.0176011 -.0312509 -.0096092 certtentsc~q | 895 50 .0126691 .0112915 .014255 fppscore | 895 50 .7647059 .7586949 .7716846 fppscoredev | 895 50 .0382613 .0308694 .044281 fppscorede~q | 895 50 .0048087 .0043237 .0053143 ageatpub | 895 50 6 6 7 female | 895 50 0 0 0 pageequiva~t | 895 50 11.696 11.21 12 english2 | 895 50 1 1 1 . centile cites* posnegscore* certtentscore* fppscore* ageatpub female pagee engli > sh2 if gs==0 -- Binom. Interp. -- Variable | Obs Percentile Centile [90% Conf. Interval] -------------+------------------------------------------------------------- cites | 426 50 46 40.51107 55.48893 citesadj | 426 50 46 40.51107 55.48893 posnegscore | 426 50 -.2377767 -.2511519 -.2248627 posnegscor~v | 426 50 .0026261 -.0088192 .0161082 posnegscor~q | 426 50 .0121902 .0101374 .0153172 certtentsc~e | 426 50 -.3784809 -.4 -.3622611 certtentsc~v | 426 50 -.0353754 -.0534072 -.0196386 certtentsc~q | 426 50 .0121071 .0103087 .0142337 fppscore | 426 50 .7708782 .7633855 .7775891 fppscoredev | 426 50 .0376715 .0317892 .0461231 fppscorede~q | 426 50 .0038006 .0030869 .0045991 ageatpub | 426 50 9 8 10 female | 426 50 0 0 0 pageequiva~t | 426 50 15 14.25 15.694 english2 | 426 50 1 1 1 . sum cites* gs posnegscore* certtentscore* fppscore* ageatpub female pagee englis > h2 if gs<999 Variable | Obs Mean Std. Dev. Min Max -------------+--------------------------------------------------------- cites | 1,321 412.8365 1840.936 0 34342 citesadj | 1,321 158.6999 604.507 0 10116.56 gs | 1,321 .677517 .4676037 0 1 posnegscore | 1,321 -.2361251 .1893588 -.7704918 .4509804 posnegscor~v | 1,321 .0064088 .1834904 -.5309322 .7258728 -------------+--------------------------------------------------------- posnegscor~q | 1,321 .0336843 .0504266 8.54e-08 .5268912 certtentsc~e | 1,321 -.3505219 .176104 -.875 1 certtentsc~v | 1,321 -.0099205 .1756437 -.5415596 1.343473 certtentsc~q | 1,321 .0309258 .0685646 1.15e-08 1.804919 fppscore | 1,321 .7411709 .1150199 -.1428571 1 -------------+--------------------------------------------------------- fppscoredev | 1,321 .0179766 .1107754 -.8516153 .2728693 fppscorede~q | 1,321 .0125851 .0363705 3.64e-08 .7252485 ageatpub | 1,321 9.190008 8.267283 -5 46 female | 1,321 .01514 .1221561 0 1 pageequiva~t | 1,321 13.59475 7.475835 .731 47.082 -------------+--------------------------------------------------------- english2 | 1,321 .7562453 .429509 0 1 . sum cites* gs posnegscore* certtentscore* fppscore* ageatpub female pagee englis > h2 if gs==0 Variable | Obs Mean Std. Dev. Min Max -------------+--------------------------------------------------------- cites | 426 163.0235 501.3387 1 5833 citesadj | 426 163.0235 501.3387 1 5833 gs | 426 0 0 0 0 posnegscore | 426 -.2356405 .1798297 -.6491228 .4509804 posnegscor~v | 426 .0043261 .1744486 -.421683 .7258728 -------------+--------------------------------------------------------- posnegscor~q | 426 .0303796 .0460827 8.54e-08 .5268912 certtentsc~e | 426 -.3645378 .1752512 -.7977528 .4117647 certtentsc~v | 426 -.0201661 .1739742 -.4889016 .729466 certtentsc~q | 426 .0306026 .052406 2.45e-07 .5321206 fppscore | 426 .7417274 .1137055 .0079523 .9008265 -------------+--------------------------------------------------------- fppscoredev | 426 .0199281 .1105575 -.655234 .2175294 fppscorede~q | 426 .0125914 .0367102 4.02e-08 .4293317 ageatpub | 426 12.87559 10.78827 -3 43 female | 426 .0234742 .1515819 0 1 pageequiva~t | 426 16.01761 7.976221 2.193 43.6 -------------+--------------------------------------------------------- english2 | 426 .7370892 .440732 0 1 . sum cites* gs posnegscore* certtentscore* fppscore* ageatpub female pagee englis > h2 if gs==1 Variable | Obs Mean Std. Dev. Min Max -------------+--------------------------------------------------------- cites | 895 531.7419 2200.133 0 34342 citesadj | 895 156.642 648.121 0 10116.56 gs | 895 1 0 1 1 posnegscore | 895 -.2363557 .1938277 -.7704918 .4210526 posnegscor~v | 895 .0074002 .1877283 -.5309322 .6473529 -------------+--------------------------------------------------------- posnegscor~q | 895 .0352573 .0523193 3.19e-07 .4190657 certtentsc~e | 895 -.3438507 .1762146 -.875 1 certtentsc~v | 895 -.0050438 .1763204 -.5415596 1.343473 certtentsc~q | 895 .0310796 .0750703 1.15e-08 1.804919 fppscore | 895 .740906 .1157026 -.1428571 1 -------------+--------------------------------------------------------- fppscoredev | 895 .0170477 .1109287 -.8516153 .2728693 fppscorede~q | 895 .012582 .0362283 3.64e-08 .7252485 ageatpub | 895 7.435754 6.002801 -5 46 female | 895 .0111732 .1051699 0 1 pageequiva~t | 895 12.44153 6.938751 .731 47.082 -------------+--------------------------------------------------------- english2 | 895 .7653631 .4240086 0 1 . . qreg2 citesadj gs posnegscoredev certtentscoredev fppscoredev ageatpub female pa > gee english2 i.journalid i.jelgr if gs<999 ,cluster(authorid) Median regression R-squared = .01483951 Number of obs = 1321 Objective function = 69.225473 Standard errors adjusted for 315 clusters in authorid --------------------------------------------------------------------------------- citesadj | Coef. Std. Err. t P>|t| [90% Conf. Interval] ----------------+---------------------------------------------------------------- gs | -12.28868 4.141499 -2.97 0.003 -19.10568 -5.471677 posnegscoredev | .5737818 7.193258 0.08 0.936 -11.26649 12.41405 certtentscore~v | -14.6564 7.323713 -2.00 0.046 -26.7114 -2.601399 fppscoredev | 29.15038 11.27265 2.59 0.010 10.59533 47.70542 ageatpub | .255866 .2421417 1.06 0.291 -.1427049 .6544368 female | 18.63813 7.803417 2.39 0.017 5.793522 31.48273 pageequivalent | 3.411682 .3866013 8.82 0.000 2.775327 4.048036 english2 | 4.436511 3.599603 1.23 0.218 -1.488518 10.36154 | journalid | 2 | -9.212932 7.069387 -1.30 0.193 -20.84931 2.423442 3 | -13.01954 7.324849 -1.78 0.076 -25.07641 -.9626693 4 | -23.33831 7.360077 -3.17 0.002 -35.45316 -11.22345 5 | -35.4722 8.005739 -4.43 0.000 -48.64983 -22.29457 | jelgroup | 2 | 1.861657 4.231895 0.44 0.660 -5.10414 8.827453 3 | .9236047 4.106156 0.22 0.822 -5.835223 7.682432 4 | 5.278309 6.472257 0.82 0.415 -5.375175 15.93179 5 | 5.350701 7.070476 0.76 0.449 -6.287465 16.98887 | _cons | 13.83414 9.201943 1.50 0.133 -1.312471 28.98075 --------------------------------------------------------------------------------- Parente-Santos Silva test for intra-cluster correlation Ho: No intra-cluster correlation T = 5.134 P>|T| = 0.000 . qreg2 citesadj gs posnegscoredevsq certtentscoredevsq fppscoredevsq ageatpub fem > ale pagee english2 i.journalid i.jelgr if gs<999 ,cluster(authorid) Median regression R-squared = .01419985 Number of obs = 1321 Objective function = 69.263917 Standard errors adjusted for 315 clusters in authorid --------------------------------------------------------------------------------- citesadj | Coef. Std. Err. t P>|t| [90% Conf. Interval] ----------------+---------------------------------------------------------------- gs | -12.10563 4.592095 -2.64 0.008 -19.66432 -4.546933 posnegscorede~q | 31.69871 22.35389 1.42 0.156 -5.096302 68.49373 certtentscore~q | 1.793304 8.556396 0.21 0.834 -12.29072 15.87733 fppscoredevsq | -60.6466 43.0488 -1.41 0.159 -131.5059 10.21272 ageatpub | .2654989 .2829436 0.94 0.348 -.2002328 .7312306 female | 26.09977 11.36135 2.30 0.022 7.398728 44.80081 pageequivalent | 3.446233 .3800979 9.07 0.000 2.820583 4.071883 english2 | 5.477054 3.488284 1.57 0.117 -.2647422 11.21885 | journalid | 2 | -8.174765 6.323964 -1.29 0.196 -18.58416 2.234624 3 | -11.28445 6.986685 -1.62 0.107 -22.78469 .2157952 4 | -22.52366 7.507468 -3.00 0.003 -34.88112 -10.16619 5 | -31.96841 7.31935 -4.37 0.000 -44.01623 -19.92059 | jelgroup | 2 | -.822518 4.38242 -0.19 0.851 -8.036083 6.391047 3 | -.2721141 4.351263 -0.06 0.950 -7.434393 6.890165 4 | 2.442431 6.663955 0.37 0.714 -8.526591 13.41145 5 | 3.615921 7.076915 0.51 0.609 -8.032843 15.26469 | _cons | 12.06943 9.337129 1.29 0.196 -3.299701 27.43856 --------------------------------------------------------------------------------- Parente-Santos Silva test for intra-cluster correlation Ho: No intra-cluster correlation T = 4.702 P>|T| = 0.000 . . qreg2 citesadj gs posnegscoredev certtentscoredev fppscoredev ageatpub ageatpub2 > female pagee english2 i.journalid i.jelgr if gs<999 ,cluster(authorid) Median regression R-squared = .01843917 Number of obs = 1321 Objective function = 69.0576 Standard errors adjusted for 315 clusters in authorid --------------------------------------------------------------------------------- citesadj | Coef. Std. Err. t P>|t| [90% Conf. Interval] ----------------+---------------------------------------------------------------- gs | -16.31118 4.298611 -3.79 0.000 -23.3868 -9.235562 posnegscoredev | 3.595906 7.431023 0.48 0.629 -8.635736 15.82755 certtentscore~v | -13.38911 6.56215 -2.04 0.042 -24.19056 -2.587653 fppscoredev | 17.39121 14.8404 1.17 0.241 -7.036444 41.81886 ageatpub | 2.26866 .5527772 4.10 0.000 1.358776 3.178545 ageatpub2 | -.0720504 .0202815 -3.55 0.000 -.1054342 -.0386666 female | 11.39159 8.127871 1.40 0.161 -1.987084 24.77026 pageequivalent | 3.359531 .3598789 9.34 0.000 2.767162 3.9519 english2 | 5.993825 3.514055 1.71 0.088 .2096069 11.77804 | journalid | 2 | -3.821051 6.002828 -0.64 0.525 -13.70185 6.059748 3 | -5.11571 6.481746 -0.79 0.430 -15.78482 5.553399 4 | -19.52784 6.857156 -2.85 0.004 -30.81488 -8.240795 5 | -32.76619 7.143477 -4.59 0.000 -44.52452 -21.00786 | jelgroup | 2 | 1.820662 4.49421 0.41 0.685 -5.576915 9.21824 3 | -2.743457 4.317589 -0.64 0.525 -9.850312 4.363398 4 | 5.121704 6.583247 0.78 0.437 -5.714477 15.95789 5 | 9.658347 7.577858 1.27 0.203 -2.814988 22.13168 | _cons | 5.790893 8.692357 0.67 0.505 -8.516934 20.09872 --------------------------------------------------------------------------------- Parente-Santos Silva test for intra-cluster correlation Ho: No intra-cluster correlation T = 5.078 P>|T| = 0.000 . qreg2 citesadj gs posnegscoredevsq certtentscoredevsq fppscoredevsq ageatpub age > atpub2 female pagee english2 i.journalid i.jelgr if gs<999 ,cluster(authori > d) Median regression R-squared = .01721977 Number of obs = 1321 Objective function = 69.097124 Standard errors adjusted for 315 clusters in authorid --------------------------------------------------------------------------------- citesadj | Coef. Std. Err. t P>|t| [90% Conf. Interval] ----------------+---------------------------------------------------------------- gs | -17.05589 4.515562 -3.78 0.000 -24.48861 -9.623162 posnegscorede~q | 10.27417 18.57403 0.55 0.580 -20.29913 40.84747 certtentscore~q | -4.027084 8.47766 -0.48 0.635 -17.98152 9.927348 fppscoredevsq | -53.10509 43.59688 -1.22 0.223 -124.8666 18.65642 ageatpub | 2.174795 .4976663 4.37 0.000 1.355625 2.993966 ageatpub2 | -.0656764 .0164694 -3.99 0.000 -.0927854 -.0385674 female | 23.95127 13.49038 1.78 0.076 1.745791 46.15675 pageequivalent | 3.214106 .3594077 8.94 0.000 2.622513 3.8057 english2 | 5.954614 3.332606 1.79 0.074 .469065 11.44016 | journalid | 2 | -4.258239 5.68087 -0.75 0.454 -13.60909 5.092608 3 | -7.504057 6.389217 -1.17 0.240 -18.02086 3.012748 4 | -20.01446 6.67448 -3.00 0.003 -31.00081 -9.028108 5 | -32.18586 6.911494 -4.66 0.000 -43.56234 -20.80937 | jelgroup | 2 | 1.935824 4.327214 0.45 0.655 -5.186873 9.058522 3 | -2.962833 4.178 -0.71 0.478 -9.83992 3.914255 4 | 5.949319 6.526725 0.91 0.362 -4.793826 16.69246 5 | 10.45731 7.226914 1.45 0.148 -1.438363 22.35298 | _cons | 9.335975 8.773764 1.06 0.287 -5.10585 23.7778 --------------------------------------------------------------------------------- Parente-Santos Silva test for intra-cluster correlation Ho: No intra-cluster correlation T = 5.226 P>|T| = 0.000 . clear . . *Table 4 REDO WITH THREE INDEPENDENT JOURNALS * . clear . use "C:\Users\Owner\Desktop\D Drive old lenovo\KosnikWriting\AllInfoForDoMaster. > dta" . drop if journalid==3 | journalid==4 (4,267 observations deleted) . gener posnegscoredevsq=posnegscoredev^2 . gener certtentscoredevsq=certtentscoredev^2 . gener fppscoredevsq=fppscoredev^2 . gener int ageatpub2=ageatpub* ageatpub if ageatpub>=0 (56 missing values generated) . replace ageatpub2=ageatpub if ageatpub<0 (56 real changes made) . gener ageatnarttodate=ageatpub*narticlesrealtodate . . centile cites* gs posnegscore* certtentscore* fppscore* ageatpub female pagee en > glish2 if gs<999 -- Binom. Interp. -- Variable | Obs Percentile Centile [90% Conf. Interval] -------------+------------------------------------------------------------- cites | 8,484 50 96 93 99 citesadj | 8,484 50 65.25006 64 68 gs | 8,484 50 0 0 0 posnegscore | 8,484 50 -.2144213 -.2182083 -.2102844 posnegscor~v | 8,484 50 .0059512 .0032778 .0090477 posnegscor~q | 8,484 50 .0149343 .0143413 .015419 certtentsc~e | 8,484 50 -.3622686 -.3660673 -.3585859 certtentsc~v | 8,484 50 -.0102092 -.014243 -.0064606 certtentsc~q | 8,484 50 .0124114 .0119179 .0130569 fppscore | 8,484 50 .770822 .7692308 .7728278 fppscoredev | 8,484 50 .0386697 .0366964 .040257 fppscorede~q | 8,484 50 .0048594 .0046609 .0050315 ageatpub | 8,484 50 11 11 12 female | 8,484 50 0 0 0 pageequiva~t | 8,484 50 19.737 19.057 20 english2 | 8,484 50 1 1 1 . centile cites* gs posnegscore* certtentscore* fppscore* ageatpub female pagee en > glish2 if gs==1 -- Binom. Interp. -- Variable | Obs Percentile Centile [90% Conf. Interval] -------------+------------------------------------------------------------- cites | 3,128 50 177.5 168 191 citesadj | 3,128 50 52.28843 49.48989 56.26529 gs | 3,128 50 1 1 1 posnegscore | 3,128 50 -.2230769 -.2328767 -.2166302 posnegscor~v | 3,128 50 .0062037 -.0012023 .0106753 posnegscor~q | 3,128 50 .0151492 .0142598 .016662 certtentsc~e | 3,128 50 -.36 -.366532 -.3548387 certtentsc~v | 3,128 50 -.0176049 -.025068 -.011497 certtentsc~q | 3,128 50 .0129398 .0120711 .0136482 fppscore | 3,128 50 .76524 .7617898 .7685527 fppscoredev | 3,128 50 .0343176 .0312757 .0366964 fppscorede~q | 3,128 50 .0045459 .0042854 .0048131 ageatpub | 3,128 50 8 8 8 female | 3,128 50 0 0 0 pageequiva~t | 3,128 50 13.158 13 13.158 english2 | 3,128 50 1 1 1 . centile cites* gs posnegscore* certtentscore* fppscore* ageatpub female pagee en > glish2 if gs==0 -- Binom. Interp. -- Variable | Obs Percentile Centile [90% Conf. Interval] -------------+------------------------------------------------------------- cites | 5,356 50 74 71 76 citesadj | 5,356 50 74 71 76 gs | 5,356 50 0 0 0 posnegscore | 5,356 50 -.2097267 -.2144227 -.205398 posnegscor~v | 5,356 50 .0057441 .002446 .0100405 posnegscor~q | 5,356 50 .0147317 .0138747 .0153758 certtentsc~e | 5,356 50 -.3636364 -.3686007 -.3586221 certtentsc~v | 5,356 50 -.0048349 -.0106035 -.0004695 certtentsc~q | 5,356 50 .0121954 .0115465 .012923 fppscore | 5,356 50 .7738897 .7717994 .7761567 fppscoredev | 5,356 50 .0408114 .0388781 .0427804 fppscorede~q | 5,356 50 .0050906 .0048315 .0053352 ageatpub | 5,356 50 14 13 14 female | 5,356 50 0 0 0 pageequiva~t | 5,356 50 25.783 24.927 26 english2 | 5,356 50 1 1 1 . centile citesadj gs posnegscore* certtentscore* fppscore* ageatpub female pagee > english2 if gs<999 -- Binom. Interp. -- Variable | Obs Percentile Centile [90% Conf. Interval] -------------+------------------------------------------------------------- citesadj | 8,484 50 65.25006 64 68 gs | 8,484 50 0 0 0 posnegscore | 8,484 50 -.2144213 -.2182083 -.2102844 posnegscor~v | 8,484 50 .0059512 .0032778 .0090477 posnegscor~q | 8,484 50 .0149343 .0143413 .015419 certtentsc~e | 8,484 50 -.3622686 -.3660673 -.3585859 certtentsc~v | 8,484 50 -.0102092 -.014243 -.0064606 certtentsc~q | 8,484 50 .0124114 .0119179 .0130569 fppscore | 8,484 50 .770822 .7692308 .7728278 fppscoredev | 8,484 50 .0386697 .0366964 .040257 fppscorede~q | 8,484 50 .0048594 .0046609 .0050315 ageatpub | 8,484 50 11 11 12 female | 8,484 50 0 0 0 pageequiva~t | 8,484 50 19.737 19.057 20 english2 | 8,484 50 1 1 1 . sum cites* gs posnegscore* certtentscore* fppscore* ageatpub female pagee englis > h2 if gs<999 Variable | Obs Mean Std. Dev. Min Max -------------+--------------------------------------------------------- cites | 8,484 347.8576 1352.246 0 44327 citesadj | 8,484 175.3943 473.9081 0 13057.97 gs | 8,484 .368694 .4824792 0 1 posnegscore | 8,484 -.2153181 .184492 -1 .453012 posnegscor~v | 8,484 .0091963 .1801029 -.7700094 .6672921 -------------+--------------------------------------------------------- posnegscor~q | 8,484 .0325178 .0464624 1.03e-09 .5929145 certtentsc~e | 8,484 -.3477462 .1728458 -1 1 certtentsc~v | 8,484 .0038119 .171318 -.6590153 1.343473 certtentsc~q | 8,484 .0293609 .0546042 2.94e-09 1.804919 fppscore | 8,484 .7416429 .119342 -.5294118 1 -------------+--------------------------------------------------------- fppscoredev | 8,484 .013361 .1168471 -1.270493 .2728693 fppscorede~q | 8,484 .0138302 .0373616 5.91e-11 1.614153 ageatpub | 8,484 13.40971 9.386358 -5 61 female | 8,484 .0399576 .1958711 0 1 pageequiva~t | 8,484 21.67784 11.9263 .731 76.024 -------------+--------------------------------------------------------- english2 | 8,484 .6013673 .4896457 0 1 . sum cites* gs posnegscore* certtentscore* fppscore* ageatpub female pagee englis > h2 if gs==0 Variable | Obs Mean Std. Dev. Min Max -------------+--------------------------------------------------------- cites | 5,356 163.7455 350.2313 0 12576 citesadj | 5,356 163.7455 350.2313 0 12576 gs | 5,356 0 0 0 0 posnegscore | 5,356 -.2121479 .1803095 -.7396658 .453012 posnegscor~v | 5,356 .0074238 .1770991 -.5122259 .6439082 -------------+--------------------------------------------------------- posnegscor~q | 5,356 .0314134 .0436713 8.57e-09 .4146178 certtentsc~e | 5,356 -.3495504 .1693367 -.9047619 .4117647 certtentsc~v | 5,356 .0076386 .1672797 -.5959108 .7428492 certtentsc~q | 5,356 .0280356 .0461849 2.94e-09 .5518249 fppscore | 5,356 .7437721 .1183348 -.0247934 1 -------------+--------------------------------------------------------- fppscoredev | 5,356 .0158464 .1157681 -.7750404 .2568077 fppscorede~q | 5,356 .0136508 .0313209 5.91e-11 .6006876 ageatpub | 5,356 15.44922 9.827183 -3 61 female | 5,356 .0545183 .2270588 0 1 pageequiva~t | 5,356 26.35443 11.73658 1.121 76.024 -------------+--------------------------------------------------------- english2 | 5,356 .5285661 .4992299 0 1 . sum cites* gs posnegscore* certtentscore* fppscore* ageatpub female pagee englis > h2 if gs==1 Variable | Obs Mean Std. Dev. Min Max -------------+--------------------------------------------------------- cites | 3,128 663.1084 2143.142 0 44327 citesadj | 3,128 195.3402 631.3324 0 13057.97 gs | 3,128 1 0 1 1 posnegscore | 3,128 -.2207464 .1913488 -1 .4412331 posnegscor~v | 3,128 .0122314 .1851222 -.7700094 .6672921 -------------+--------------------------------------------------------- posnegscor~q | 3,128 .0344089 .0508388 1.03e-09 .5929145 certtentsc~e | 3,128 -.344657 .1786797 -1 1 certtentsc~v | 3,128 -.0027406 .1778561 -.6590153 1.343473 certtentsc~q | 3,128 .0316302 .0665401 9.86e-09 1.804919 fppscore | 3,128 .7379971 .1209791 -.5294118 1 -------------+--------------------------------------------------------- fppscoredev | 3,128 .0091052 .1185696 -1.270493 .2728693 fppscorede~q | 3,128 .0141372 .0458987 9.09e-11 1.614153 ageatpub | 3,128 9.917519 7.369084 -5 46 female | 3,128 .0150256 .1216739 0 1 pageequiva~t | 3,128 13.67024 6.954714 .731 73 -------------+--------------------------------------------------------- english2 | 3,128 .726023 .4460686 0 1 . . qreg2 citesadj gs posnegscoredev certtentscoredev fppscoredev ageatpub female pa > gee english2 i.journalid i.jelgr i.year if gs<999,cluster(authorid) Median regression R-squared = .03539992 Number of obs = 8484 Objective function = 68.517654 Standard errors adjusted for 1381 clusters in authorid --------------------------------------------------------------------------------- citesadj | Coef. Std. Err. t P>|t| [90% Conf. Interval] ----------------+---------------------------------------------------------------- gs | -20.37594 2.845823 -7.16 0.000 -25.05742 -15.69446 posnegscoredev | -12.07684 5.014392 -2.41 0.016 -20.32568 -3.827987 certtentscore~v | -29.30014 4.983456 -5.88 0.000 -37.49809 -21.10218 fppscoredev | -45.37466 11.79179 -3.85 0.000 -64.77256 -25.97676 ageatpub | -.6392616 .1330065 -4.81 0.000 -.8580618 -.4204613 female | 10.61879 7.166251 1.48 0.138 -1.169937 22.40752 pageequivalent | 2.349402 .1531045 15.35 0.000 2.09754 2.601264 english2 | 4.779338 2.545851 1.88 0.061 .5913251 8.967351 | journalid | 2 | -5.072193 2.84262 -1.78 0.074 -9.748402 -.3959838 5 | -37.31732 2.866974 -13.02 0.000 -42.0336 -32.60105 | jelgroup | 2 | -.5419508 2.706965 -0.20 0.841 -4.995001 3.9111 3 | 5.975969 3.055791 1.96 0.051 .9490878 11.00285 4 | 9.176535 3.684716 2.49 0.013 3.11505 15.23802 5 | 25.6371 4.156266 6.17 0.000 18.7999 32.4743 | year | 1970 | -19.13952 8.864909 -2.16 0.031 -33.72261 -4.556443 1971 | -16.36032 8.991289 -1.82 0.069 -31.1513 -1.569336 1972 | -22.27673 8.838871 -2.52 0.012 -36.81697 -7.736479 1973 | -20.56652 8.600843 -2.39 0.017 -34.71521 -6.41784 1974 | -17.44217 8.510465 -2.05 0.040 -31.44218 -3.442157 1975 | -7.57774 8.647625 -0.88 0.381 -21.80338 6.647903 1976 | -16.88489 8.606266 -1.96 0.050 -31.0425 -2.727289 1977 | -12.40883 8.643441 -1.44 0.151 -26.62759 1.809928 1978 | -12.99252 8.451224 -1.54 0.124 -26.89508 .9100375 1979 | -4.68625 8.939036 -0.52 0.600 -19.39127 10.01877 1980 | -12.22126 8.616358 -1.42 0.156 -26.39547 1.952947 1981 | 7.252329 13.41366 0.54 0.589 -14.8136 29.31826 1982 | 30.39907 13.3351 2.28 0.023 8.462359 52.33577 1983 | 9.461011 9.748973 0.97 0.332 -6.576388 25.49841 1984 | 2.526014 9.303845 0.27 0.786 -12.77913 17.83116 1985 | 11.90277 11.19434 1.06 0.288 -6.512305 30.31784 1986 | 28.10754 11.88386 2.37 0.018 8.558181 47.65691 1987 | 27.37779 13.33925 2.05 0.040 5.434256 49.32133 1988 | 10.40871 10.49298 0.99 0.321 -6.852597 27.67003 1989 | 39.48755 14.30753 2.76 0.006 15.95116 63.02394 1990 | 52.94444 32.60575 1.62 0.104 -.6931457 106.582 1991 | 25.16787 10.44943 2.41 0.016 7.978189 42.35754 1992 | 32.95177 12.30304 2.68 0.007 12.71284 53.19071 1993 | 52.16387 12.08526 4.32 0.000 32.2832 72.04455 1994 | 59.62094 20.41499 2.92 0.004 26.03759 93.2043 1995 | 21.94893 12.42752 1.77 0.077 1.505238 42.39263 1996 | 50.09055 16.03237 3.12 0.002 23.71675 76.46435 1997 | 39.12809 16.37703 2.39 0.017 12.18731 66.06887 1998 | 48.9738 19.94576 2.46 0.014 16.16233 81.78527 1999 | 28.37873 12.64324 2.24 0.025 7.580164 49.1773 2000 | 51.93495 13.13788 3.95 0.000 30.32268 73.54722 2001 | 37.33343 12.55007 2.97 0.003 16.68814 57.97873 2002 | 9.110952 15.09998 0.60 0.546 -15.72904 33.95095 2003 | 17.9224 11.03499 1.62 0.104 -.2305313 36.07534 2004 | 15.04275 10.91242 1.38 0.168 -2.908559 32.99405 2005 | 5.220487 12.36242 0.42 0.673 -15.11612 25.55709 2006 | 18.51382 13.41971 1.38 0.168 -3.562066 40.58971 2007 | 10.96626 10.19723 1.08 0.282 -5.808537 27.74106 2008 | -2.758168 12.80024 -0.22 0.829 -23.815 18.29867 2009 | -16.68942 10.05883 -1.66 0.097 -33.23653 -.1422988 2010 | -18.7679 12.18121 -1.54 0.123 -38.80641 1.270607 2011 | -31.14672 10.8599 -2.87 0.004 -49.01163 -13.2818 2012 | -43.68191 10.23242 -4.27 0.000 -60.51459 -26.84923 2013 | -38.198 9.751139 -3.92 0.000 -54.23896 -22.15704 2014 | -51.09684 10.09699 -5.06 0.000 -67.70673 -34.48694 2015 | -79.28002 11.13619 -7.12 0.000 -97.59944 -60.9606 2016 | -87.71691 10.30614 -8.51 0.000 -104.6709 -70.76295 2017 | -91.20537 10.90569 -8.36 0.000 -109.1456 -73.26513 2018 | -109.4898 11.37621 -9.62 0.000 -128.204 -90.77551 | _cons | 46.92151 9.088445 5.16 0.000 31.9707 61.87232 --------------------------------------------------------------------------------- Parente-Santos Silva test for intra-cluster correlation Ho: No intra-cluster correlation T = 17.095 P>|T| = 0.000 . qreg2 citesadj gs posnegscoredevsq certtentscoredevsq fppscoredevsq ageatpub fem > ale pagee english2 i.journalid i.jelgr i.year if gs<999,cluster(authorid) Median regression R-squared = .03236776 Number of obs = 8484 Objective function = 68.681199 Standard errors adjusted for 1381 clusters in authorid --------------------------------------------------------------------------------- citesadj | Coef. Std. Err. t P>|t| [90% Conf. Interval] ----------------+---------------------------------------------------------------- gs | -21.11655 3.039817 -6.95 0.000 -26.11716 -16.11595 posnegscorede~q | 54.23827 22.31318 2.43 0.015 17.53232 90.94422 certtentscore~q | -20.80812 8.709282 -2.39 0.017 -35.13519 -6.48105 fppscoredevsq | -9.030267 39.66657 -0.23 0.820 -74.28315 56.22262 ageatpub | -.6807297 .1300589 -5.23 0.000 -.8946811 -.4667783 female | 8.766496 5.433281 1.61 0.107 -.1714392 17.70443 pageequivalent | 2.359181 .1505737 15.67 0.000 2.111482 2.60688 english2 | 6.805633 2.690347 2.53 0.011 2.37992 11.23135 | journalid | 2 | -7.351281 2.861366 -2.57 0.010 -12.05833 -2.644235 5 | -40.30716 2.786332 -14.47 0.000 -44.89077 -35.72354 | jelgroup | 2 | -3.524959 2.746813 -1.28 0.199 -8.043561 .9936441 3 | 4.95697 3.097493 1.60 0.110 -.1385123 10.05245 4 | 6.481667 3.697659 1.75 0.080 .3988898 12.56444 5 | 23.30563 4.396511 5.30 0.000 16.07322 30.53805 | year | 1970 | -11.3931 6.062113 -1.88 0.060 -21.36549 -1.420717 1971 | -8.852983 6.496025 -1.36 0.173 -19.53917 1.833203 1972 | -12.42031 6.561291 -1.89 0.058 -23.21387 -1.626763 1973 | -9.248066 6.729162 -1.37 0.169 -20.31777 1.821638 1974 | -7.736256 7.256322 -1.07 0.286 -19.67316 4.200646 1975 | .6988486 6.312456 0.11 0.912 -9.685361 11.08306 1976 | -8.609373 6.141494 -1.40 0.161 -18.71234 1.493598 1977 | -3.754738 6.758862 -0.56 0.579 -14.8733 7.363824 1978 | -6.314949 6.056818 -1.04 0.297 -16.27862 3.648727 1979 | 1.499192 6.800542 0.22 0.826 -9.687934 12.68632 1980 | -.0620374 6.386243 -0.01 0.992 -10.56763 10.44355 1981 | 15.23706 13.17294 1.16 0.247 -6.432879 36.90701 1982 | 34.80329 10.31332 3.37 0.001 17.83752 51.76906 1983 | 18.20525 7.40104 2.46 0.014 6.030287 30.38022 1984 | 12.45975 7.749738 1.61 0.108 -.2888337 25.20834 1985 | 22.37692 9.253109 2.42 0.016 7.15524 37.59861 1986 | 35.36586 9.997624 3.54 0.000 18.91943 51.8123 1987 | 34.84429 16.51836 2.11 0.035 7.671024 62.01756 1988 | 20.29634 8.411543 2.41 0.016 6.459057 34.13362 1989 | 41.92161 12.82163 3.27 0.001 20.82959 63.01364 1990 | 63.03893 18.8998 3.34 0.001 31.9481 94.12976 1991 | 36.08465 9.078185 3.97 0.000 21.15072 51.01857 1992 | 40.48317 12.81274 3.16 0.002 19.40578 61.56057 1993 | 64.41079 13.45906 4.79 0.000 42.27018 86.5514 1994 | 66.93476 21.71591 3.08 0.002 31.21134 102.6582 1995 | 33.49356 9.908515 3.38 0.001 17.19371 49.79341 1996 | 63.00982 17.5668 3.59 0.000 34.11184 91.90781 1997 | 31.93257 18.55162 1.72 0.085 1.414518 62.45062 1998 | 53.33164 16.68683 3.20 0.001 25.88123 80.78204 1999 | 36.70554 12.49542 2.94 0.003 16.15014 57.26093 2000 | 55.00304 10.86609 5.06 0.000 37.12795 72.87814 2001 | 45.70838 10.07164 4.54 0.000 29.14018 62.27657 2002 | 17.7557 12.73809 1.39 0.163 -3.198892 38.7103 2003 | 29.3313 8.66103 3.39 0.001 15.08361 43.57899 2004 | 29.65883 10.16671 2.92 0.004 12.93424 46.38341 2005 | 19.38809 13.50111 1.44 0.151 -2.821697 41.59788 2006 | 25.87212 10.5077 2.46 0.014 8.5866 43.15765 2007 | 18.53378 8.062766 2.30 0.022 5.27025 31.79731 2008 | 6.151745 11.68938 0.53 0.599 -13.0777 25.38118 2009 | -7.240309 8.106611 -0.89 0.372 -20.57597 6.095347 2010 | -8.011144 9.860074 -0.81 0.417 -24.23131 8.209019 2011 | -17.23548 8.963114 -1.92 0.055 -31.98012 -2.490851 2012 | -32.98085 7.795655 -4.23 0.000 -45.80497 -20.15673 2013 | -30.70707 7.324351 -4.19 0.000 -42.75588 -18.65826 2014 | -42.67878 7.493954 -5.70 0.000 -55.0066 -30.35097 2015 | -70.30975 8.755456 -8.03 0.000 -84.71278 -55.90672 2016 | -79.07582 8.046688 -9.83 0.000 -92.3129 -65.83874 2017 | -83.99431 8.650766 -9.71 0.000 -98.22512 -69.7635 2018 | -97.90427 9.038237 -10.83 0.000 -112.7725 -83.03606 | _cons | 38.11562 6.810118 5.60 0.000 26.91274 49.3185 --------------------------------------------------------------------------------- Parente-Santos Silva test for intra-cluster correlation Ho: No intra-cluster correlation T = 18.031 P>|T| = 0.000 . . qreg2 citesadj gs posnegscoredev certtentscoredev fppscoredev ageatpub ageatpub2 > female pagee english2 i.journalid i.jelgr i.year if gs<999,cluster(authorid > ) Median regression R-squared = .03528544 Number of obs = 8484 Objective function = 68.510251 Standard errors adjusted for 1381 clusters in authorid --------------------------------------------------------------------------------- citesadj | Coef. Std. Err. t P>|t| [90% Conf. Interval] ----------------+---------------------------------------------------------------- gs | -20.64055 2.856604 -7.23 0.000 -25.33976 -15.94133 posnegscoredev | -12.15684 4.990699 -2.44 0.015 -20.36671 -3.946964 certtentscore~v | -28.81701 4.948264 -5.82 0.000 -36.95707 -20.67694 fppscoredev | -46.29944 11.48523 -4.03 0.000 -65.19304 -27.40584 ageatpub | -1.03603 .2946253 -3.52 0.000 -1.520699 -.551361 ageatpub2 | .0105712 .0067872 1.56 0.119 -.000594 .0217363 female | 11.49874 6.78516 1.69 0.090 .3369151 22.66056 pageequivalent | 2.356854 .152036 15.50 0.000 2.10675 2.606959 english2 | 4.602326 2.579878 1.78 0.074 .3583374 8.846314 | journalid | 2 | -5.029563 2.792435 -1.80 0.072 -9.623215 -.4359103 5 | -36.84649 2.836815 -12.99 0.000 -41.51315 -32.17983 | jelgroup | 2 | -.3749686 2.717869 -0.14 0.890 -4.845957 4.09602 3 | 6.266662 3.003781 2.09 0.037 1.325338 11.20799 4 | 9.597739 3.65089 2.63 0.009 3.591898 15.60358 5 | 26.13825 4.070502 6.42 0.000 19.44213 32.83437 | year | 1970 | -15.31644 7.74187 -1.98 0.048 -28.05208 -2.580791 1971 | -12.05178 7.844268 -1.54 0.124 -24.95587 .8523143 1972 | -18.36999 7.6949 -2.39 0.017 -31.02837 -5.711617 1973 | -15.25895 7.580844 -2.01 0.044 -27.7297 -2.7882 1974 | -13.36863 7.466333 -1.79 0.073 -25.65101 -1.086256 1975 | -3.972675 7.671166 -0.52 0.605 -16.59201 8.646659 1976 | -13.16875 7.387436 -1.78 0.075 -25.32134 -1.016162 1977 | -7.915751 7.487721 -1.06 0.290 -20.23331 4.401809 1978 | -9.828515 7.316031 -1.34 0.179 -21.86364 2.20661 1979 | -.2395667 8.078365 -0.03 0.976 -13.52876 13.04962 1980 | -7.21983 7.524553 -0.96 0.337 -19.59798 5.15832 1981 | 10.74469 11.29452 0.95 0.341 -7.835194 29.32457 1982 | 34.23016 12.12235 2.82 0.005 14.28847 54.17185 1983 | 14.07824 8.799116 1.60 0.110 -.3966139 28.55309 1984 | 7.203031 8.041208 0.90 0.370 -6.025035 20.4311 1985 | 15.89782 9.706803 1.64 0.102 -.0702029 31.86585 1986 | 31.137 10.39111 3.00 0.003 14.04326 48.23073 1987 | 33.28858 14.18082 2.35 0.019 9.960648 56.61652 1988 | 16.43167 10.27085 1.60 0.110 -.4642408 33.32758 1989 | 43.32322 12.93324 3.35 0.001 22.04758 64.59885 1990 | 57.73203 32.42076 1.78 0.075 4.398765 111.0653 1991 | 29.57559 9.454118 3.13 0.002 14.02324 45.12794 1992 | 37.52252 10.43352 3.60 0.000 20.35902 54.68602 1993 | 57.12705 11.37249 5.02 0.000 38.41891 75.83519 1994 | 64.59537 20.02718 3.23 0.001 31.64997 97.54077 1995 | 25.63373 11.25239 2.28 0.023 7.12316 44.1443 1996 | 55.46207 15.54809 3.57 0.000 29.88493 81.03921 1997 | 43.40498 17.52112 2.48 0.013 14.58214 72.22782 1998 | 53.75365 19.34821 2.78 0.005 21.92516 85.58213 1999 | 32.00432 11.8619 2.70 0.007 12.49108 51.51756 2000 | 56.94841 12.03042 4.73 0.000 37.15794 76.73887 2001 | 40.96492 11.47014 3.57 0.000 22.09614 59.83369 2002 | 15.05584 15.58538 0.97 0.334 -10.58264 40.69433 2003 | 23.38696 9.839049 2.38 0.017 7.201386 39.57254 2004 | 20.51069 10.25326 2.00 0.045 3.643714 37.37767 2005 | 10.96935 11.58384 0.95 0.344 -8.086467 30.02518 2006 | 21.91071 12.3235 1.78 0.075 1.638132 42.18329 2007 | 16.12785 9.251379 1.74 0.081 .9090093 31.34669 2008 | .7686896 11.72221 0.07 0.948 -18.51475 20.05213 2009 | -12.19315 9.190585 -1.33 0.185 -27.31198 2.925684 2010 | -15.5477 11.74804 -1.32 0.186 -34.87365 3.778236 2011 | -27.25448 10.00281 -2.72 0.006 -43.70945 -10.79952 2012 | -39.50841 9.237716 -4.28 0.000 -54.70477 -24.31205 2013 | -33.75544 8.912104 -3.79 0.000 -48.41616 -19.09472 2014 | -46.56967 9.1398 -5.10 0.000 -61.60496 -31.53438 2015 | -76.22687 10.00306 -7.62 0.000 -92.68224 -59.77149 2016 | -83.5447 9.341138 -8.94 0.000 -98.9112 -68.17821 2017 | -86.46289 9.946301 -8.69 0.000 -102.8249 -70.10088 2018 | -106.2029 10.4449 -10.17 0.000 -123.3852 -89.02073 | _cons | 44.80611 8.242086 5.44 0.000 31.24759 58.36462 --------------------------------------------------------------------------------- Parente-Santos Silva test for intra-cluster correlation Ho: No intra-cluster correlation T = 16.936 P>|T| = 0.000 . qreg2 citesadj gs posnegscoredevsq certtentscoredevsq fppscoredevsq ageatpub age > atpub2 female pagee english2 i.journalid i.jelgr i.year if gs<999,cluster(au > thorid) Median regression R-squared = .03219283 Number of obs = 8484 Objective function = 68.678431 Standard errors adjusted for 1381 clusters in authorid --------------------------------------------------------------------------------- citesadj | Coef. Std. Err. t P>|t| [90% Conf. Interval] ----------------+---------------------------------------------------------------- gs | -21.62345 3.065562 -7.05 0.000 -26.6664 -16.58049 posnegscorede~q | 58.12251 22.03602 2.64 0.008 21.8725 94.37252 certtentscore~q | -21.05193 9.184945 -2.29 0.022 -36.16148 -5.942375 fppscoredevsq | -5.107354 11.7948 -0.43 0.665 -24.51021 14.29551 ageatpub | -1.007423 .3058688 -3.29 0.001 -1.510587 -.5042578 ageatpub2 | .0093314 .0072644 1.28 0.199 -.0026189 .0212816 female | 9.543147 5.319257 1.79 0.073 .7927855 18.29351 pageequivalent | 2.361167 .1493952 15.80 0.000 2.115407 2.606927 english2 | 6.279573 2.59647 2.42 0.016 2.008289 10.55086 | journalid | 2 | -7.524892 2.795414 -2.69 0.007 -12.12344 -2.926339 5 | -40.04517 2.750878 -14.56 0.000 -44.57046 -35.51988 | jelgroup | 2 | -3.408768 2.753316 -1.24 0.216 -7.938068 1.120532 3 | 4.991177 3.007726 1.66 0.097 .0433627 9.938991 4 | 6.654047 3.645504 1.83 0.068 .657067 12.65103 5 | 22.70002 4.107822 5.53 0.000 15.94251 29.45753 | year | 1970 | -13.91897 6.475671 -2.15 0.032 -24.57167 -3.266269 1971 | -9.926674 7.27317 -1.36 0.172 -21.89129 2.037942 1972 | -14.49029 6.75209 -2.15 0.032 -25.59771 -3.382868 1973 | -10.53707 6.982858 -1.51 0.131 -22.02411 .9499738 1974 | -8.837895 7.351117 -1.20 0.229 -20.93074 3.254948 1975 | -.155637 6.657125 -0.02 0.981 -11.10684 10.79556 1976 | -9.146664 6.426263 -1.42 0.155 -19.71809 1.424762 1977 | -4.264082 6.948172 -0.61 0.539 -15.69406 7.165901 1978 | -7.926721 6.310485 -1.26 0.209 -18.30769 2.454246 1979 | .2943855 7.129991 0.04 0.967 -11.4347 12.02347 1980 | -1.296885 6.642508 -0.20 0.845 -12.22404 9.63027 1981 | 12.58797 10.63398 1.18 0.237 -4.905302 30.08125 1982 | 34.25207 10.52596 3.25 0.001 16.93651 51.56763 1983 | 16.76669 7.53812 2.22 0.026 4.366221 29.16716 1984 | 11.20452 7.64312 1.47 0.143 -1.368677 23.77772 1985 | 21.80748 9.354811 2.33 0.020 6.418496 37.19647 1986 | 33.96188 9.168126 3.70 0.000 18.87999 49.04376 1987 | 32.56778 14.18541 2.30 0.022 9.232281 55.90328 1988 | 18.89986 8.518927 2.22 0.027 4.885934 32.91379 1989 | 41.08955 12.96814 3.17 0.002 19.75651 62.42259 1990 | 61.25852 21.88048 2.80 0.005 25.26437 97.25267 1991 | 31.97297 9.574693 3.34 0.001 16.22226 47.72367 1992 | 38.08156 12.90924 2.95 0.003 16.84541 59.31771 1993 | 61.43615 12.70795 4.83 0.000 40.53114 82.34117 1994 | 65.15759 19.22196 3.39 0.001 33.5368 96.77837 1995 | 32.27549 10.5977 3.05 0.002 14.84192 49.70907 1996 | 60.45747 17.71724 3.41 0.001 31.31199 89.60296 1997 | 30.03065 16.77528 1.79 0.073 2.434731 57.62657 1998 | 52.64179 16.86059 3.12 0.002 24.90553 80.37805 1999 | 34.49401 11.06705 3.12 0.002 16.28833 52.69969 2000 | 52.5083 10.2864 5.10 0.000 35.58681 69.42978 2001 | 44.70485 10.048 4.45 0.000 28.17554 61.23415 2002 | 17.26135 12.99396 1.33 0.184 -4.114157 38.63686 2003 | 28.25937 9.372632 3.02 0.003 12.84107 43.67768 2004 | 28.12821 10.41723 2.70 0.007 10.99151 45.26491 2005 | 17.17572 12.89402 1.33 0.183 -4.035394 38.38683 2006 | 24.5747 10.76515 2.28 0.022 6.865657 42.28374 2007 | 16.81791 8.425582 2.00 0.046 2.95754 30.67829 2008 | 2.885681 12.4186 0.23 0.816 -17.54334 23.3147 2009 | -8.286965 8.403319 -0.99 0.324 -22.11072 5.536785 2010 | -10.67187 10.03946 -1.06 0.288 -27.18712 5.843386 2011 | -19.57144 9.375845 -2.09 0.037 -34.99503 -4.147854 2012 | -36.35843 8.104248 -4.49 0.000 -49.6902 -23.02666 2013 | -31.87259 7.700808 -4.14 0.000 -44.54069 -19.20449 2014 | -44.42488 7.866679 -5.65 0.000 -57.36584 -31.48392 2015 | -71.77678 8.867327 -8.09 0.000 -86.36384 -57.18972 2016 | -81.67251 8.261797 -9.89 0.000 -95.26345 -68.08157 2017 | -84.53093 8.849654 -9.55 0.000 -99.08892 -69.97294 2018 | -99.90058 9.139991 -10.93 0.000 -114.9362 -84.86498 | _cons | 41.83282 7.197957 5.81 0.000 29.99193 53.67371 --------------------------------------------------------------------------------- Parente-Santos Silva test for intra-cluster correlation Ho: No intra-cluster correlation T = 18.364 P>|T| = 0.000 . . drop if yearphd<1969 | yearphd>1978 (6,058 observations deleted) . . centile cites* posnegscore* certtentscore* fppscore* ageatpub female pagee engli > sh2 if gs<999 -- Binom. Interp. -- Variable | Obs Percentile Centile [90% Conf. Interval] -------------+------------------------------------------------------------- cites | 2,462 50 102.5 94 108 citesadj | 2,462 50 52 48.80871 55.97071 posnegscore | 2,462 50 -.2166302 -.2239606 -.2089345 posnegscor~v | 2,462 50 .0100769 .0044503 .018083 posnegscor~q | 2,462 50 .0143408 .0133217 .0157267 certtentsc~e | 2,462 50 -.3577482 -.362963 -.3527055 certtentsc~v | 2,462 50 -.0154163 -.0225478 -.0093413 certtentsc~q | 2,462 50 .0121699 .0112125 .0132668 fppscore | 2,462 50 .7690272 .7652758 .7719652 fppscoredev | 2,462 50 .0366673 .0329567 .0406076 fppscorede~q | 2,462 50 .0046669 .0043469 .0049925 ageatpub | 2,462 50 11 10 11 female | 2,462 50 0 0 0 pageequiva~t | 2,462 50 14.62 14.573 15 english2 | 2,462 50 1 1 1 . centile cites* posnegscore* certtentscore* fppscore* ageatpub female pagee engli > sh2 if gs==1 -- Binom. Interp. -- Variable | Obs Percentile Centile [90% Conf. Interval] -------------+------------------------------------------------------------- cites | 1,421 50 149 135 162 citesadj | 1,421 50 43.89282 39.76866 47.72239 posnegscore | 1,421 50 -.22 -.2326529 -.2088889 posnegscor~v | 1,421 50 .0095376 .0016073 .0250174 posnegscor~q | 1,421 50 .0143411 .013228 .0164451 certtentsc~e | 1,421 50 -.3550725 -.3619627 -.345946 certtentsc~v | 1,421 50 -.0151112 -.0239002 -.0045366 certtentsc~q | 1,421 50 .0129853 .0116485 .0140989 fppscore | 1,421 50 .7637795 .7595191 .7693631 fppscoredev | 1,421 50 .0334284 .0286165 .0387185 fppscorede~q | 1,421 50 .0045746 .0041431 .0049783 ageatpub | 1,421 50 8 8 8 female | 1,421 50 0 0 0 pageequiva~t | 1,421 50 12.427 12.331 13 english2 | 1,421 50 1 1 1 . centile cites* posnegscore* certtentscore* fppscore* ageatpub female pagee engli > sh2 if gs==0 -- Binom. Interp. -- Variable | Obs Percentile Centile [90% Conf. Interval] -------------+------------------------------------------------------------- cites | 1,041 50 65 57.45574 72.54426 citesadj | 1,041 50 65 57.45574 72.54426 posnegscore | 1,041 50 -.2125435 -.222807 -.2 posnegscor~v | 1,041 50 .0113779 .0007383 .0215089 posnegscor~q | 1,041 50 .014274 .0129248 .0164931 certtentsc~e | 1,041 50 -.3614458 -.371434 -.353943 certtentsc~v | 1,041 50 -.0164985 -.0255097 -.0042553 certtentsc~q | 1,041 50 .0110883 .0100967 .0127088 fppscore | 1,041 50 .7737226 .7693388 .7783824 fppscoredev | 1,041 50 .042263 .0352163 .0465421 fppscorede~q | 1,041 50 .004788 .004335 .0053961 ageatpub | 1,041 50 20 19 21 female | 1,041 50 0 0 0 pageequiva~t | 1,041 50 19 17.936 19.057 english2 | 1,041 50 1 1 1 . sum cites* gs posnegscore* certtentscore* fppscore* ageatpub female pagee englis > h2 if gs<999 Variable | Obs Mean Std. Dev. Min Max -------------+--------------------------------------------------------- cites | 2,462 428.6093 1779.133 0 44327 citesadj | 2,462 173.0685 549.602 0 13057.97 gs | 2,462 .577173 .4941088 0 1 posnegscore | 2,462 -.2088125 .1883654 -.755102 .4412331 posnegscor~v | 2,462 .0206905 .1828667 -.5244948 .6672921 -------------+--------------------------------------------------------- posnegscor~q | 2,462 .0338547 .0491218 8.57e-09 .4452788 certtentsc~e | 2,462 -.3424948 .173823 -.7977528 1 certtentsc~v | 2,462 .0023543 .1727951 -.4889016 1.343473 certtentsc~q | 2,462 .0298516 .0601166 1.15e-08 1.804919 fppscore | 2,462 .7410204 .1180806 -.0247934 1 -------------+--------------------------------------------------------- fppscoredev | 2,462 .0128201 .1165679 -.7750404 .2728693 fppscorede~q | 2,462 .0137469 .0344986 1.84e-09 .6006876 ageatpub | 2,462 13.68643 10.49692 -5 46 female | 2,462 .0077173 .0875263 0 1 pageequiva~t | 2,462 16.02414 9.005902 .731 62.911 -------------+--------------------------------------------------------- english2 | 2,462 .7303006 .4438938 0 1 . sum cites* gs posnegscore* certtentscore* fppscore* ageatpub female pagee englis > h2 if gs==0 Variable | Obs Mean Std. Dev. Min Max -------------+--------------------------------------------------------- cites | 1,041 156.9308 287.4299 1 2751 citesadj | 1,041 156.9308 287.4299 1 2751 gs | 1,041 0 0 0 0 posnegscore | 1,041 -.2062472 .1842866 -.680162 .3470226 posnegscor~v | 1,041 .0196506 .1798892 -.5047511 .5458139 -------------+--------------------------------------------------------- posnegscor~q | 1,041 .0327152 .0454213 8.57e-09 .2979128 certtentsc~e | 1,041 -.3473729 .1709363 -.7977528 .4117647 certtentsc~v | 1,041 .0035391 .1690907 -.4889016 .729466 certtentsc~q | 1,041 .0285767 .0475679 1.15e-08 .5321206 fppscore | 1,041 .7432537 .1166087 -.0247934 .948718 -------------+--------------------------------------------------------- fppscoredev | 1,041 .0161507 .1156701 -.7750404 .2230619 fppscorede~q | 1,041 .0136276 .03385 2.91e-08 .6006876 ageatpub | 1,041 19.63977 12.05205 -3 46 female | 1,041 .012488 .1111031 0 1 pageequiva~t | 1,041 19.99659 10.00523 2.193 62.911 -------------+--------------------------------------------------------- english2 | 1,041 .7358309 .4411017 0 1 . sum cites* gs posnegscore* certtentscore* fppscore* ageatpub female pagee englis > h2 if gs==1 Variable | Obs Mean Std. Dev. Min Max -------------+--------------------------------------------------------- cites | 1,421 627.6362 2309.013 0 44327 citesadj | 1,421 184.8907 680.1953 0 13057.97 gs | 1,421 1 0 1 1 posnegscore | 1,421 -.2106919 .191341 -.755102 .4412331 posnegscor~v | 1,421 .0214523 .1850769 -.5244948 .6672921 -------------+--------------------------------------------------------- posnegscor~q | 1,421 .0346895 .0516647 2.54e-07 .4452788 certtentsc~e | 1,421 -.3389213 .1758817 -.7589286 1 certtentsc~v | 1,421 .0014862 .1755134 -.4140333 1.343473 certtentsc~q | 1,421 .0307855 .067854 1.15e-08 1.804919 fppscore | 1,421 .7393843 .1191617 .0260047 1 -------------+--------------------------------------------------------- fppscoredev | 1,421 .0103801 .1172018 -.7053447 .2728693 fppscorede~q | 1,421 .0138343 .0349777 1.84e-09 .4975111 ageatpub | 1,421 9.325123 6.289931 -5 42 female | 1,421 .0042224 .0648653 0 1 pageequiva~t | 1,421 13.11399 6.870634 .731 53 -------------+--------------------------------------------------------- english2 | 1,421 .7262491 .4460396 0 1 . . qreg2 citesadj gs posnegscoredev certtentscoredev fppscoredev ageatpub female pa > gee english2 i.journalid i.jelgr if gs<999 ,cluster(authorid) Median regression R-squared = .01441147 Number of obs = 2462 Objective function = 73.048666 Standard errors adjusted for 358 clusters in authorid --------------------------------------------------------------------------------- citesadj | Coef. Std. Err. t P>|t| [90% Conf. Interval] ----------------+---------------------------------------------------------------- gs | -15.15149 4.595258 -3.30 0.001 -22.71288 -7.5901 posnegscoredev | -2.008431 8.400554 -0.24 0.811 -15.83135 11.81448 certtentscore~v | -23.39093 8.153983 -2.87 0.004 -36.80812 -9.973746 fppscoredev | -28.60407 17.04686 -1.68 0.093 -56.65428 -.553858 ageatpub | -.5682741 .245699 -2.31 0.021 -.972566 -.1639821 female | 6.006045 7.114505 0.84 0.399 -5.700706 17.7128 pageequivalent | 3.28039 .3772356 8.70 0.000 2.659657 3.901122 english2 | 9.902446 3.745896 2.64 0.008 3.738661 16.06623 | journalid | 2 | -5.051484 5.240149 -0.96 0.335 -13.67403 3.571059 5 | -35.39376 5.804711 -6.10 0.000 -44.94528 -25.84225 | jelgroup | 2 | -.82411 4.537464 -0.18 0.856 -8.2904 6.64218 3 | 6.861859 4.694918 1.46 0.144 -.8635184 14.58724 4 | .1581146 6.362326 0.02 0.980 -10.31094 10.62717 5 | -3.707529 7.044084 -0.53 0.599 -15.2984 7.883347 | _cons | 26.41459 7.823569 3.38 0.001 13.54109 39.28809 --------------------------------------------------------------------------------- Parente-Santos Silva test for intra-cluster correlation Ho: No intra-cluster correlation T = 6.119 P>|T| = 0.000 . qreg2 citesadj gs posnegscoredevsq certtentscoredevsq fppscoredevsq ageatpub fem > ale pagee english2 i.journalid i.jelgr if gs<999 ,cluster(authorid) Median regression R-squared = .01303211 Number of obs = 2462 Objective function = 73.162382 Standard errors adjusted for 358 clusters in authorid --------------------------------------------------------------------------------- citesadj | Coef. Std. Err. t P>|t| [90% Conf. Interval] ----------------+---------------------------------------------------------------- gs | -15.03894 4.306009 -3.49 0.000 -22.12438 -7.953503 posnegscorede~q | 25.43685 24.90926 1.02 0.307 -15.55076 66.42446 certtentscore~q | 2.958824 8.449335 0.35 0.726 -10.94436 16.86201 fppscoredevsq | 24.48733 46.94235 0.52 0.602 -52.7552 101.7299 ageatpub | -.6348305 .2208249 -2.87 0.004 -.9981926 -.2714684 female | 7.75594 8.18838 0.95 0.344 -5.717846 21.22973 pageequivalent | 3.517532 .3577652 9.83 0.000 2.928838 4.106226 english2 | 12.37611 3.449453 3.59 0.000 6.700117 18.0521 | journalid | 2 | -6.699845 4.958101 -1.35 0.177 -14.85828 1.458593 5 | -36.37615 5.415602 -6.72 0.000 -45.2874 -27.46491 | jelgroup | 2 | -1.996178 4.275539 -0.47 0.641 -9.031477 5.039121 3 | 5.997199 4.487754 1.34 0.182 -1.387295 13.38169 4 | -2.091245 5.488851 -0.38 0.703 -11.12302 6.940531 5 | -8.48809 5.977878 -1.42 0.156 -18.32455 1.348369 | _cons | 22.02249 7.608577 2.89 0.004 9.502756 34.54223 --------------------------------------------------------------------------------- Parente-Santos Silva test for intra-cluster correlation Ho: No intra-cluster correlation T = 5.691 P>|T| = 0.000 . . qreg2 citesadj gs posnegscoredev certtentscoredev fppscoredev ageatpub ageatpub2 > female pagee english2 i.journalid i.jelgr if gs<999 ,cluster(authorid) Median regression R-squared = .02017889 Number of obs = 2462 Objective function = 72.12458 Standard errors adjusted for 358 clusters in authorid --------------------------------------------------------------------------------- citesadj | Coef. Std. Err. t P>|t| [90% Conf. Interval] ----------------+---------------------------------------------------------------- gs | -21.98771 4.34549 -5.06 0.000 -29.13811 -14.83731 posnegscoredev | -1.589619 7.179196 -0.22 0.825 -13.40282 10.22358 certtentscore~v | -24.90536 7.554633 -3.30 0.001 -37.33633 -12.47439 fppscoredev | -20.56648 14.7976 -1.39 0.165 -44.91558 3.782631 ageatpub | 3.74143 .4977976 7.52 0.000 2.922316 4.560545 ageatpub2 | -.127039 .0139854 -9.08 0.000 -.1500517 -.1040263 female | 5.208766 10.99201 0.47 0.636 -12.87833 23.29586 pageequivalent | 3.264154 .3313585 9.85 0.000 2.718912 3.809397 english2 | 7.325403 3.635342 2.02 0.044 1.343532 13.30727 | journalid | 2 | -3.624174 4.774161 -0.76 0.448 -11.47994 4.231597 5 | -37.69602 5.525884 -6.82 0.000 -46.78873 -28.60331 | jelgroup | 2 | .9034151 4.365385 0.21 0.836 -6.279725 8.086555 3 | 6.524664 4.60586 1.42 0.157 -1.054172 14.1035 4 | 1.599759 5.802626 0.28 0.783 -7.948328 11.14785 5 | 4.459639 5.405791 0.82 0.409 -4.435464 13.35474 | _cons | 11.72852 7.597007 1.54 0.123 -.7721792 24.22922 --------------------------------------------------------------------------------- Parente-Santos Silva test for intra-cluster correlation Ho: No intra-cluster correlation T = 7.136 P>|T| = 0.000 . qreg2 citesadj gs posnegscoredevsq certtentscoredevsq fppscoredevsq ageatpub age > atpub2 female pagee english2 i.journalid i.jelgr if gs<999 ,cluster(authori > d) Median regression R-squared = .01899536 Number of obs = 2462 Objective function = 72.219217 Standard errors adjusted for 358 clusters in authorid --------------------------------------------------------------------------------- citesadj | Coef. Std. Err. t P>|t| [90% Conf. Interval] ----------------+---------------------------------------------------------------- gs | -22.61327 4.227891 -5.35 0.000 -29.57016 -15.65637 posnegscorede~q | 22.56439 28.52207 0.79 0.429 -24.36801 69.4968 certtentscore~q | -3.939245 8.65233 -0.46 0.649 -18.17645 10.29796 fppscoredevsq | -12.67452 42.37873 -0.30 0.765 -82.40773 57.05869 ageatpub | 3.827817 .5382557 7.11 0.000 2.942129 4.713504 ageatpub2 | -.1295584 .0148731 -8.71 0.000 -.1540318 -.105085 female | 3.614053 11.55591 0.31 0.755 -15.40094 22.62904 pageequivalent | 3.311317 .3386346 9.78 0.000 2.754102 3.868533 english2 | 10.17924 3.753847 2.71 0.007 4.002372 16.35611 | journalid | 2 | -5.689482 5.384893 -1.06 0.291 -14.5502 3.171236 5 | -40.22827 5.85774 -6.87 0.000 -49.86704 -30.58949 | jelgroup | 2 | -.9414994 4.518327 -0.21 0.835 -8.376301 6.493303 3 | 5.700744 4.778279 1.19 0.233 -2.161804 13.56329 4 | -.7793168 5.481095 -0.14 0.887 -9.798331 8.239698 5 | 5.282687 6.087956 0.87 0.386 -4.734902 15.30028 | _cons | 10.58075 8.110056 1.30 0.192 -2.764161 23.92566 --------------------------------------------------------------------------------- Parente-Santos Silva test for intra-cluster correlation Ho: No intra-cluster correlation T = 6.305 P>|T| = 0.000 . . clear . . *Table 4 REDO WITH AGE*ENGLISH INTERACTION * . use "C:\Users\Owner\Desktop\D Drive old lenovo\KosnikWriting\AllInfoForDoMaster. > dta" . gener posnegscoredevsq=posnegscoredev^2 . gener certtentscoredevsq=certtentscoredev^2 . gener fppscoredevsq=fppscoredev^2 . gener int ageatpub2=ageatpub* ageatpub if ageatpub>=0 (83 missing values generated) . replace ageatpub2=ageatpub if ageatpub<0 (83 real changes made) . gener ageatnarttodate=ageatpub*narticlesrealtodate . gener english2age=english2*ageatpub . . qreg2 citesadj gs posnegscoredev certtentscoredev fppscoredev ageatpub female pa > gee english2* i.journalid i.jelgr i.year if gs<999,cluster(authorid) Median regression R-squared = .0456423 Number of obs = 12738 Objective function = 77.701026 Standard errors adjusted for 1389 clusters in authorid --------------------------------------------------------------------------------- citesadj | Coef. Std. Err. t P>|t| [90% Conf. Interval] ----------------+---------------------------------------------------------------- gs | -14.38736 3.180446 -4.52 0.000 -19.61911 -9.155612 posnegscoredev | -11.88038 4.603925 -2.58 0.010 -19.45372 -4.307045 certtentscore~v | -25.3356 4.767127 -5.31 0.000 -33.1774 -17.4938 fppscoredev | -27.6507 9.886144 -2.80 0.005 -43.91315 -11.38825 ageatpub | -.4663158 .2061755 -2.26 0.024 -.8054692 -.1271624 female | 10.12679 5.991837 1.69 0.091 .2703772 19.98321 pageequivalent | 2.683222 .1583675 16.94 0.000 2.422711 2.943732 english2 | 8.529316 3.857798 2.21 0.027 2.183338 14.87529 english2age | -.2368339 .2112666 -1.12 0.262 -.584362 .1106941 | journalid | 2 | -3.645004 2.700952 -1.35 0.177 -8.087999 .7979909 3 | -11.14334 2.870912 -3.88 0.000 -15.86592 -6.420767 4 | 15.22267 4.1786 3.64 0.000 8.348984 22.09636 5 | -35.16655 2.799036 -12.56 0.000 -39.77089 -30.56221 | jelgroup | 2 | -1.381409 2.592308 -0.53 0.594 -5.645688 2.88287 3 | 5.237147 2.890131 1.81 0.070 .4829573 9.991337 4 | 9.204928 3.564204 2.58 0.010 3.341906 15.06795 5 | 28.49518 4.140146 6.88 0.000 21.68474 35.30561 | year | 1970 | -5.319076 7.188859 -0.74 0.459 -17.14456 6.50641 1971 | -2.822335 6.920848 -0.41 0.683 -14.20695 8.56228 1972 | -10.56675 6.855481 -1.54 0.123 -21.84384 .7103372 1973 | -5.594948 7.14257 -0.78 0.433 -17.34429 6.154392 1974 | -5.689267 6.809078 -0.84 0.403 -16.89002 5.511489 1975 | 2.283267 7.617844 0.30 0.764 -10.24789 14.81442 1976 | .6994242 6.668119 0.10 0.916 -10.26946 11.66831 1977 | 5.411466 6.946357 0.78 0.436 -6.015109 16.83804 1978 | -1.588762 6.932928 -0.23 0.819 -12.99325 9.815724 1979 | 7.963161 7.386176 1.08 0.281 -4.186906 20.11323 1980 | 2.059411 7.127413 0.29 0.773 -9.664997 13.78382 1981 | 15.81818 10.3294 1.53 0.126 -1.17341 32.80976 1982 | 21.57787 11.0392 1.95 0.051 3.418671 39.73708 1983 | 19.9625 8.635235 2.31 0.021 5.757764 34.16724 1984 | 12.31838 7.362391 1.67 0.094 .2074405 24.42932 1985 | 14.63494 8.281468 1.77 0.077 1.012141 28.25774 1986 | 40.53757 9.537295 4.25 0.000 24.84897 56.22617 1987 | 29.057 10.55955 2.75 0.006 11.68682 46.42719 1988 | 18.59605 9.489209 1.96 0.050 2.986546 34.20555 1989 | 48.81518 12.00348 4.07 0.000 29.06976 68.5606 1990 | 56.39345 26.47921 2.13 0.033 12.83585 99.95106 1991 | 43.48196 8.405696 5.17 0.000 29.6548 57.30911 1992 | 68.21845 16.81226 4.06 0.000 40.56273 95.87418 1993 | 77.38136 12.84434 6.02 0.000 56.25276 98.50996 1994 | 88.66364 13.6935 6.47 0.000 66.13819 111.1891 1995 | 53.86341 11.68314 4.61 0.000 34.64495 73.08187 1996 | 91.10489 14.31553 6.36 0.000 67.55622 114.6536 1997 | 110.6267 16.6784 6.63 0.000 83.19113 138.0622 1998 | 71.13341 18.97425 3.75 0.000 39.92127 102.3456 1999 | 55.487 10.80339 5.14 0.000 37.7157 73.2583 2000 | 72.78546 16.393 4.44 0.000 45.81941 99.75152 2001 | 61.47311 11.75491 5.23 0.000 42.13659 80.80963 2002 | 46.70238 15.80525 2.95 0.003 20.70316 72.70161 2003 | 43.18652 12.25127 3.53 0.000 23.0335 63.33954 2004 | 52.76901 18.90299 2.79 0.005 21.67409 83.86394 2005 | 41.99507 11.61409 3.62 0.000 22.8902 61.09994 2006 | 33.70372 12.05835 2.80 0.005 13.86806 53.53939 2007 | 30.52346 9.315823 3.28 0.001 15.19917 45.84774 2008 | 20.40769 10.54086 1.94 0.053 3.068248 37.74714 2009 | -4.653894 9.261472 -0.50 0.615 -19.88877 10.58099 2010 | -10.0365 10.08063 -1.00 0.319 -26.61887 6.545868 2011 | -13.31577 9.564768 -1.39 0.164 -29.04956 2.418023 2012 | -30.50725 8.788765 -3.47 0.001 -44.96454 -16.04996 2013 | -29.61212 8.408369 -3.52 0.000 -43.44367 -15.78057 2014 | -41.13872 9.220021 -4.46 0.000 -56.30541 -25.97202 2015 | -76.5918 9.552655 -8.02 0.000 -92.30567 -60.87793 2016 | -76.42582 9.292015 -8.22 0.000 -91.71094 -61.1407 2017 | -84.16492 9.803028 -8.59 0.000 -100.2906 -68.03919 2018 | -107.2598 10.09228 -10.63 0.000 -123.8614 -90.6583 | _cons | 19.91891 7.98011 2.50 0.013 6.791838 33.04598 --------------------------------------------------------------------------------- Parente-Santos Silva test for intra-cluster correlation Ho: No intra-cluster correlation T = 27.009 P>|T| = 0.000 . qreg2 citesadj gs posnegscoredevsq certtentscoredevsq fppscoredevsq ageatpub fem > ale pagee english2* i.journalid i.jelgr i.year if gs<999,cluster(authorid) Median regression R-squared = .04409871 Number of obs = 12738 Objective function = 77.81163 Standard errors adjusted for 1389 clusters in authorid --------------------------------------------------------------------------------- citesadj | Coef. Std. Err. t P>|t| [90% Conf. Interval] ----------------+---------------------------------------------------------------- gs | -12.79131 3.376522 -3.79 0.000 -18.3456 -7.237022 posnegscorede~q | 35.45891 20.22632 1.75 0.080 2.187141 68.73069 certtentscore~q | -9.914904 10.15806 -0.98 0.329 -26.62464 6.794836 fppscoredevsq | -51.24485 25.52503 -2.01 0.045 -93.23285 -9.256854 ageatpub | -.4430363 .2122099 -2.09 0.037 -.7921161 -.0939565 female | 12.34932 5.778781 2.14 0.033 2.843376 21.85526 pageequivalent | 2.658897 .1565436 16.99 0.000 2.401386 2.916407 english2 | 11.63966 4.009966 2.90 0.004 5.043369 18.23595 english2age | -.2969632 .225164 -1.32 0.187 -.667352 .0734257 | journalid | 2 | -7.540489 2.723209 -2.77 0.006 -12.0201 -3.060882 3 | -11.91798 2.938562 -4.06 0.000 -16.75184 -7.084127 4 | 15.97033 4.317952 3.70 0.000 8.86741 23.07325 5 | -36.76352 2.984174 -12.32 0.000 -41.67241 -31.85463 | jelgroup | 2 | -3.837222 2.596149 -1.48 0.139 -8.107819 .4333756 3 | 3.734366 2.951363 1.27 0.206 -1.120549 8.589281 4 | 6.772965 3.751756 1.81 0.071 .6014255 12.94451 5 | 25.12453 3.887432 6.46 0.000 18.72981 31.51926 | year | 1970 | -1.14172 5.904048 -0.19 0.847 -10.85372 8.570285 1971 | .9070763 5.762414 0.16 0.875 -8.571944 10.3861 1972 | -5.371193 5.817569 -0.92 0.356 -14.94094 4.198556 1973 | -.7723141 6.077365 -0.13 0.899 -10.76942 9.224792 1974 | .5261932 6.293459 0.08 0.933 -9.826382 10.87877 1975 | 3.574457 6.718389 0.53 0.595 -7.477117 14.62603 1976 | 6.290421 5.616506 1.12 0.263 -2.948585 15.52943 1977 | 8.138441 6.238015 1.30 0.192 -2.122931 18.39981 1978 | 3.192119 6.064244 0.53 0.599 -6.783403 13.16764 1979 | 13.44838 6.769406 1.99 0.047 2.312886 24.58388 1980 | 6.185989 6.074614 1.02 0.309 -3.806593 16.17857 1981 | 19.36288 9.319201 2.08 0.038 4.033033 34.69272 1982 | 29.98786 11.07838 2.71 0.007 11.76422 48.21151 1983 | 26.98594 7.49529 3.60 0.000 14.65638 39.31549 1984 | 13.93658 6.481884 2.15 0.032 3.274048 24.59911 1985 | 17.31429 8.056967 2.15 0.032 4.060792 30.56779 1986 | 46.26188 8.588559 5.39 0.000 32.13392 60.38983 1987 | 31.14438 8.530523 3.65 0.000 17.11189 45.17687 1988 | 24.98885 7.837871 3.19 0.001 12.09575 37.88194 1989 | 51.11085 11.47195 4.46 0.000 32.23979 69.98191 1990 | 58.46493 31.38539 1.86 0.063 6.836778 110.0931 1991 | 48.56191 8.64654 5.62 0.000 34.33858 62.78524 1992 | 77.83804 16.58458 4.69 0.000 50.55685 105.1192 1993 | 82.89227 11.73716 7.06 0.000 63.58495 102.1996 1994 | 91.9369 16.84876 5.46 0.000 64.22113 119.6527 1995 | 59.28143 10.65037 5.57 0.000 41.76184 76.80101 1996 | 97.23715 12.75485 7.62 0.000 76.25575 118.2185 1997 | 116.2436 16.59886 7.00 0.000 88.93892 143.5483 1998 | 84.30709 15.41527 5.47 0.000 58.94938 109.6648 1999 | 64.99078 11.0467 5.88 0.000 46.81925 83.1623 2000 | 75.12157 14.44923 5.20 0.000 51.35297 98.89017 2001 | 75.67179 16.14672 4.69 0.000 49.11086 102.2327 2002 | 58.82846 11.70452 5.03 0.000 39.57483 78.08208 2003 | 51.87799 12.66996 4.09 0.000 31.03624 72.71974 2004 | 59.90668 14.46575 4.14 0.000 36.11091 83.70246 2005 | 50.80008 10.43578 4.87 0.000 33.63349 67.96667 2006 | 44.44978 13.66277 3.25 0.001 21.97488 66.92468 2007 | 37.77137 9.397923 4.02 0.000 22.31203 53.23071 2008 | 24.80687 11.38046 2.18 0.029 6.086319 43.52742 2009 | 2.655267 8.315358 0.32 0.749 -11.02328 16.33381 2010 | -.9097219 9.576674 -0.09 0.924 -16.6631 14.84366 2011 | -4.322861 9.264729 -0.47 0.641 -19.5631 10.91738 2012 | -25.39338 8.165255 -3.11 0.002 -38.82501 -11.96175 2013 | -21.37754 7.676446 -2.78 0.005 -34.00509 -8.749985 2014 | -33.02607 7.994797 -4.13 0.000 -46.17731 -19.87484 2015 | -66.40671 8.693539 -7.64 0.000 -80.70736 -52.10607 2016 | -71.16939 8.616344 -8.26 0.000 -85.34305 -56.99573 2017 | -75.20679 8.956717 -8.40 0.000 -89.94035 -60.47322 2018 | -94.47677 9.09227 -10.39 0.000 -109.4333 -79.52022 | _cons | 14.30171 7.365479 1.94 0.052 2.185691 26.41773 --------------------------------------------------------------------------------- Parente-Santos Silva test for intra-cluster correlation Ho: No intra-cluster correlation T = 26.987 P>|T| = 0.000 . . qreg2 citesadj gs posnegscoredev certtentscoredev fppscoredev ageatpub ageatpub2 > female pagee english2* i.journalid i.jelgr i.year if gs<999,cluster(authori > d) Median regression R-squared = .04565654 Number of obs = 12738 Objective function = 77.689569 Standard errors adjusted for 1389 clusters in authorid --------------------------------------------------------------------------------- citesadj | Coef. Std. Err. t P>|t| [90% Conf. Interval] ----------------+---------------------------------------------------------------- gs | -13.41349 3.241798 -4.14 0.000 -18.74616 -8.080815 posnegscoredev | -12.18632 4.640542 -2.63 0.009 -19.81989 -4.552748 certtentscore~v | -25.98707 4.748273 -5.47 0.000 -33.79786 -18.17629 fppscoredev | -27.45772 10.44592 -2.63 0.009 -44.64099 -10.27445 ageatpub | -1.025561 .3031808 -3.38 0.001 -1.524285 -.5268364 ageatpub2 | .0172473 .0071087 2.43 0.015 .0055536 .0289409 female | 9.989388 5.870683 1.70 0.089 .3322674 19.64651 pageequivalent | 2.680039 .1559561 17.18 0.000 2.423495 2.936583 english2 | 9.713709 3.855038 2.52 0.012 3.372272 16.05515 english2age | -.3657705 .2139578 -1.71 0.087 -.7177255 -.0138155 | journalid | 2 | -4.261301 2.698226 -1.58 0.114 -8.699813 .17721 3 | -11.91072 2.872459 -4.15 0.000 -16.63584 -7.185597 4 | 14.93053 4.289094 3.48 0.001 7.875087 21.98598 5 | -35.17083 2.815916 -12.49 0.000 -39.80294 -30.53872 | jelgroup | 2 | -1.698779 2.58979 -0.66 0.512 -5.958917 2.561358 3 | 5.46299 2.899766 1.88 0.060 .6929507 10.23303 4 | 9.568118 3.687419 2.59 0.009 3.502409 15.63383 5 | 29.55789 4.024205 7.35 0.000 22.93818 36.17761 | year | 1970 | -4.798575 7.387827 -0.65 0.516 -16.95136 7.354207 1971 | -1.874574 6.787191 -0.28 0.782 -13.03933 9.290179 1972 | -11.16839 6.975442 -1.60 0.109 -22.64281 .3060265 1973 | -5.584906 7.077562 -0.79 0.430 -17.22731 6.057499 1974 | -5.014093 6.851492 -0.73 0.464 -16.28462 6.256433 1975 | 3.115508 7.367232 0.42 0.672 -9.003396 15.23441 1976 | 1.320344 6.669012 0.20 0.843 -9.650006 12.29069 1977 | 6.665305 6.862818 0.97 0.331 -4.623851 17.95446 1978 | -1.285988 6.97773 -0.18 0.854 -12.76417 10.19219 1979 | 8.382355 7.690209 1.09 0.276 -4.267838 21.03255 1980 | 2.474253 7.109163 0.35 0.728 -9.220134 14.16864 1981 | 15.76848 10.30356 1.53 0.126 -1.180611 32.71757 1982 | 24.74291 11.06295 2.24 0.025 6.544641 42.94117 1983 | 20.42411 8.081373 2.53 0.012 7.130458 33.71775 1984 | 13.96859 7.335946 1.90 0.057 1.901153 26.03603 1985 | 15.97304 8.424053 1.90 0.058 2.115698 29.83039 1986 | 40.72897 9.596483 4.24 0.000 24.94301 56.51493 1987 | 30.85915 10.15306 3.04 0.002 14.15763 47.56068 1988 | 20.28406 9.185594 2.21 0.027 5.174 35.39412 1989 | 50.12234 11.47171 4.37 0.000 31.25167 68.993 1990 | 47.3659 26.40889 1.79 0.073 3.923972 90.80783 1991 | 44.56895 8.713398 5.11 0.000 30.23564 58.90226 1992 | 69.30449 18.09424 3.83 0.000 39.53994 99.06904 1993 | 80.86994 13.2683 6.09 0.000 59.04393 102.696 1994 | 91.53565 14.46656 6.33 0.000 67.73853 115.3328 1995 | 57.9168 11.24342 5.15 0.000 39.42167 76.41194 1996 | 90.26372 17.22841 5.24 0.000 61.92344 118.604 1997 | 112.5384 16.68234 6.75 0.000 85.09641 139.9804 1998 | 81.31545 16.53438 4.92 0.000 54.11682 108.5141 1999 | 62.46912 13.48831 4.63 0.000 40.2812 84.65703 2000 | 74.02654 14.71805 5.03 0.000 49.81574 98.23735 2001 | 64.40279 11.80945 5.45 0.000 44.97654 83.82903 2002 | 49.77018 13.06157 3.81 0.000 28.28424 71.25612 2003 | 45.78938 11.86991 3.86 0.000 26.26369 65.31506 2004 | 57.71166 14.68187 3.93 0.000 33.56037 81.86295 2005 | 46.15697 11.30049 4.08 0.000 27.56796 64.74597 2006 | 39.1004 11.49453 3.40 0.001 20.1922 58.0086 2007 | 32.6626 9.420426 3.47 0.001 17.16624 48.15895 2008 | 21.58837 10.19266 2.12 0.034 4.82172 38.35502 2009 | -2.087542 9.100202 -0.23 0.819 -17.05714 12.88205 2010 | -7.257696 10.22083 -0.71 0.478 -24.0707 9.55531 2011 | -11.25163 9.716482 -1.16 0.247 -27.23499 4.731725 2012 | -28.03581 8.7406 -3.21 0.001 -42.41386 -13.65775 2013 | -26.80125 8.38656 -3.20 0.001 -40.59692 -13.00558 2014 | -38.56308 9.240213 -4.17 0.000 -53.76299 -23.36317 2015 | -76.44293 9.52042 -8.03 0.000 -92.10377 -60.78209 2016 | -75.37756 9.233802 -8.16 0.000 -90.56692 -60.1882 2017 | -81.92506 9.73811 -8.41 0.000 -97.94399 -65.90612 2018 | -104.8675 9.997942 -10.49 0.000 -121.3138 -88.4211 | _cons | 21.2533 8.148491 2.61 0.009 7.849242 34.65735 --------------------------------------------------------------------------------- Parente-Santos Silva test for intra-cluster correlation Ho: No intra-cluster correlation T = 27.218 P>|T| = 0.000 . qreg2 citesadj gs posnegscoredevsq certtentscoredevsq fppscoredevsq ageatpub age > atpub2 female pagee english2* i.journalid i.jelgr i.year if gs<999,cluster(a > uthorid) Median regression R-squared = .04431986 Number of obs = 12738 Objective function = 77.80399 Standard errors adjusted for 1389 clusters in authorid --------------------------------------------------------------------------------- citesadj | Coef. Std. Err. t P>|t| [90% Conf. Interval] ----------------+---------------------------------------------------------------- gs | -12.56233 3.350537 -3.75 0.000 -18.07387 -7.050784 posnegscorede~q | 38.05761 20.20043 1.88 0.060 4.828426 71.28679 certtentscore~q | -9.486576 11.06319 -0.86 0.391 -27.68523 8.712075 fppscoredevsq | -48.22391 23.86616 -2.02 0.043 -87.48312 -8.964695 ageatpub | -.9014703 .3098527 -2.91 0.004 -1.41117 -.3917708 ageatpub2 | .0133715 .0069531 1.92 0.054 .0019339 .0248091 female | 13.15777 5.623729 2.34 0.019 3.906885 22.40866 pageequivalent | 2.698999 .1549483 17.42 0.000 2.444113 2.953885 english2 | 12.1192 3.909638 3.10 0.002 5.687942 18.55045 english2age | -.3592868 .2131903 -1.69 0.092 -.7099793 -.0085942 | journalid | 2 | -6.973933 2.661458 -2.62 0.009 -11.35196 -2.595904 3 | -11.96411 2.946065 -4.06 0.000 -16.81031 -7.11791 4 | 15.90471 4.295838 3.70 0.000 8.838164 22.97125 5 | -36.92681 2.900891 -12.73 0.000 -41.6987 -32.15492 | jelgroup | 2 | -3.26892 2.617516 -1.25 0.212 -7.574666 1.036826 3 | 4.41733 2.94736 1.50 0.134 -.4309999 9.265661 4 | 7.582605 3.84612 1.97 0.049 1.255838 13.90937 5 | 26.47842 3.960841 6.69 0.000 19.96294 32.9939 | year | 1970 | -.8501601 5.967865 -0.14 0.887 -10.66714 8.966822 1971 | 2.050294 5.913777 0.35 0.729 -7.677715 11.7783 1972 | -5.470665 5.906391 -0.93 0.354 -15.18652 4.245194 1973 | -.913758 6.017666 -0.15 0.879 -10.81266 8.985145 1974 | .6757861 6.51661 0.10 0.917 -10.04387 11.39544 1975 | 4.584224 6.722871 0.68 0.495 -6.474724 15.64317 1976 | 6.558491 5.698574 1.15 0.250 -2.815514 15.9325 1977 | 9.387069 6.385005 1.47 0.142 -1.116098 19.89023 1978 | 4.359372 6.099306 0.71 0.475 -5.673828 14.39257 1979 | 13.36914 6.791935 1.97 0.049 2.196588 24.5417 1980 | 6.534514 6.128061 1.07 0.286 -3.545987 16.61501 1981 | 20.3478 9.380205 2.17 0.030 4.917605 35.77799 1982 | 30.64974 11.04566 2.77 0.006 12.47992 48.81957 1983 | 27.20555 7.877028 3.45 0.001 14.24804 40.16305 1984 | 16.64949 6.609431 2.52 0.012 5.777151 27.52183 1985 | 18.93789 8.083515 2.34 0.019 5.64072 32.23506 1986 | 47.1878 8.749714 5.39 0.000 32.79475 61.58085 1987 | 32.63801 8.614159 3.79 0.000 18.46795 46.80808 1988 | 24.86848 7.87365 3.16 0.002 11.91653 37.82042 1989 | 51.19262 11.6485 4.39 0.000 32.03114 70.3541 1990 | 59.75842 39.29803 1.52 0.128 -4.885806 124.4027 1991 | 47.52453 8.448132 5.63 0.000 33.62757 61.42148 1992 | 78.59357 16.59469 4.74 0.000 51.29574 105.8914 1993 | 85.36396 12.36974 6.90 0.000 65.01605 105.7119 1994 | 95.0278 16.81502 5.65 0.000 67.36753 122.6881 1995 | 60.59357 9.933041 6.10 0.000 44.25398 76.93316 1996 | 96.38639 12.69053 7.60 0.000 75.5108 117.262 1997 | 118.7349 13.97741 8.49 0.000 95.74244 141.7274 1998 | 87.81928 15.44049 5.69 0.000 62.42007 113.2185 1999 | 68.64053 11.62395 5.91 0.000 49.51943 87.76163 2000 | 75.63443 14.52951 5.21 0.000 51.73376 99.53509 2001 | 75.93705 17.02699 4.46 0.000 47.92809 103.946 2002 | 59.91288 11.7109 5.12 0.000 40.64876 79.17701 2003 | 53.91752 12.20046 4.42 0.000 33.84808 73.98695 2004 | 59.60738 13.89465 4.29 0.000 36.75105 82.46371 2005 | 52.64101 10.71084 4.91 0.000 35.02196 70.26006 2006 | 44.16535 12.13729 3.64 0.000 24.19983 64.13088 2007 | 38.64196 9.022874 4.28 0.000 23.79956 53.48435 2008 | 25.80064 10.88086 2.37 0.018 7.901909 43.69937 2009 | 3.355502 8.186687 0.41 0.682 -10.11138 16.82239 2010 | 1.030174 9.490215 0.11 0.914 -14.58098 16.64133 2011 | -5.404498 9.228077 -0.59 0.558 -20.58444 9.775448 2012 | -24.05599 8.028394 -3.00 0.003 -37.26249 -10.84949 2013 | -20.21947 7.64895 -2.64 0.008 -32.80179 -7.637143 2014 | -32.10504 8.089498 -3.97 0.000 -45.41206 -18.79803 2015 | -66.22793 8.746115 -7.57 0.000 -80.61506 -51.8408 2016 | -72.22924 8.528552 -8.47 0.000 -86.25848 -58.19999 2017 | -75.56037 9.000045 -8.40 0.000 -90.36521 -60.75553 2018 | -96.7627 9.186686 -10.53 0.000 -111.8746 -81.65085 | _cons | 14.69276 7.405943 1.98 0.047 2.510172 26.87534 --------------------------------------------------------------------------------- Parente-Santos Silva test for intra-cluster correlation Ho: No intra-cluster correlation T = 27.437 P>|T| = 0.000 . . drop if yearphd<1969 | yearphd>1978 (9,250 observations deleted) . . qreg2 citesadj gs posnegscoredev certtentscoredev fppscoredev ageatpub female pa > gee english2* i.journalid i.jelgr if gs<999 ,cluster(authorid) Median regression R-squared = .01605165 Number of obs = 3531 Objective function = 75.975943 Standard errors adjusted for 359 clusters in authorid --------------------------------------------------------------------------------- citesadj | Coef. Std. Err. t P>|t| [90% Conf. Interval] ----------------+---------------------------------------------------------------- gs | -12.97144 3.437318 -3.77 0.000 -18.62682 -7.316063 posnegscoredev | 1.308197 7.469031 0.18 0.861 -10.98051 13.5969 certtentscore~v | -20.83516 6.92433 -3.01 0.003 -32.22767 -9.442643 fppscoredev | -7.672465 13.91824 -0.55 0.581 -30.57197 15.22704 ageatpub | -.568034 .3562925 -1.59 0.111 -1.154238 .0181696 female | 20.40446 15.49896 1.32 0.188 -5.095775 45.9047 pageequivalent | 3.970291 .3514089 11.30 0.000 3.392122 4.548459 english2 | 5.776028 5.171868 1.12 0.264 -2.733183 14.28524 english2age | .1876342 .3932537 0.48 0.633 -.4593812 .8346495 | journalid | 2 | -5.484007 4.684133 -1.17 0.242 -13.19075 2.222738 3 | -5.793269 5.146824 -1.13 0.260 -14.26127 2.674736 4 | -14.78935 5.333376 -2.77 0.006 -23.56429 -6.014417 5 | -37.16762 5.184617 -7.17 0.000 -45.69781 -28.63744 | jelgroup | 2 | -.8814835 4.248484 -0.21 0.836 -7.871461 6.108494 3 | 1.033941 3.785245 0.27 0.785 -5.193876 7.261757 4 | 3.286419 5.559113 0.59 0.554 -5.859921 12.43276 5 | -1.871676 6.462172 -0.29 0.772 -12.50381 8.760456 | _cons | 17.86213 7.181465 2.49 0.013 6.046556 29.67771 --------------------------------------------------------------------------------- Parente-Santos Silva test for intra-cluster correlation Ho: No intra-cluster correlation T = 9.981 P>|T| = 0.000 . qreg2 citesadj gs posnegscoredevsq certtentscoredevsq fppscoredevsq ageatpub fem > ale pagee english2* i.journalid i.jelgr if gs<999 ,cluster(authorid) Median regression R-squared = .01540508 Number of obs = 3531 Objective function = 76.026777 Standard errors adjusted for 359 clusters in authorid --------------------------------------------------------------------------------- citesadj | Coef. Std. Err. t P>|t| [90% Conf. Interval] ----------------+---------------------------------------------------------------- gs | -12.53565 3.373799 -3.72 0.000 -18.08652 -6.984779 posnegscorede~q | 35.09604 21.32767 1.65 0.100 .005882 70.18619 certtentscore~q | 4.912983 9.601038 0.51 0.609 -10.88349 20.70945 fppscoredevsq | -19.57223 20.67834 -0.95 0.344 -53.59405 14.4496 ageatpub | -.6748094 .3187356 -2.12 0.034 -1.199221 -.1503977 female | 19.48653 14.05308 1.39 0.166 -3.634815 42.60788 pageequivalent | 4.064971 .3234813 12.57 0.000 3.532751 4.597191 english2 | 6.863929 4.888693 1.40 0.160 -1.179376 14.90723 english2age | .2675002 .3823441 0.70 0.484 -.3615657 .896566 | journalid | 2 | -7.251927 4.56747 -1.59 0.112 -14.76673 .2628744 3 | -6.401827 4.899894 -1.31 0.191 -14.46356 1.659908 4 | -14.08841 5.276337 -2.67 0.008 -22.7695 -5.407317 5 | -38.12093 5.016572 -7.60 0.000 -46.37463 -29.86722 | jelgroup | 2 | -2.421157 3.765421 -0.64 0.520 -8.616357 3.774043 3 | -1.492136 3.697662 -0.40 0.687 -7.575853 4.591581 4 | .6008621 5.097919 0.12 0.906 -7.78668 8.988405 5 | -1.86248 6.400802 -0.29 0.771 -12.39364 8.66868 | _cons | 16.7962 7.234921 2.32 0.020 4.892674 28.69972 --------------------------------------------------------------------------------- Parente-Santos Silva test for intra-cluster correlation Ho: No intra-cluster correlation T = 9.238 P>|T| = 0.000 . . qreg2 citesadj gs posnegscoredev certtentscoredev fppscoredev ageatpub ageatpub2 > female pagee english2* i.journalid i.jelgr if gs<999 ,cluster(authorid) Median regression R-squared = .02602353 Number of obs = 3531 Objective function = 74.996969 Standard errors adjusted for 359 clusters in authorid --------------------------------------------------------------------------------- citesadj | Coef. Std. Err. t P>|t| [90% Conf. Interval] ----------------+---------------------------------------------------------------- gs | -21.28986 3.976747 -5.35 0.000 -27.83276 -14.74697 posnegscoredev | -.0297826 7.286594 -0.00 0.997 -12.01833 11.95876 certtentscore~v | -23.76366 7.771255 -3.06 0.002 -36.54961 -10.97771 fppscoredev | -7.296739 14.24052 -0.51 0.608 -30.72648 16.133 ageatpub | 4.248498 .6393431 6.65 0.000 3.196595 5.300401 ageatpub2 | -.144671 .0158232 -9.14 0.000 -.1707047 -.1186372 female | 26.11171 21.65388 1.21 0.228 -9.515152 61.73858 pageequivalent | 3.746776 .3543455 10.57 0.000 3.163776 4.329776 english2 | 4.740713 4.706206 1.01 0.314 -3.002349 12.48378 english2age | .1412653 .3602798 0.39 0.695 -.4514986 .7340292 | journalid | 2 | -4.567251 4.848636 -0.94 0.346 -12.54465 3.410149 3 | -5.414795 5.829702 -0.93 0.353 -15.00633 4.176741 4 | -17.23027 6.050106 -2.85 0.004 -27.18444 -7.276109 5 | -40.104 5.530348 -7.25 0.000 -49.20301 -31.00498 | jelgroup | 2 | -1.296136 4.261708 -0.30 0.761 -8.30787 5.715599 3 | 1.891542 4.095887 0.46 0.644 -4.847371 8.630455 4 | 2.048059 5.498099 0.37 0.710 -6.997895 11.09401 5 | 9.542041 5.906237 1.62 0.106 -.1754177 19.2595 | _cons | 5.617626 7.191064 0.78 0.435 -6.213742 17.44899 --------------------------------------------------------------------------------- Parente-Santos Silva test for intra-cluster correlation Ho: No intra-cluster correlation T = 9.270 P>|T| = 0.000 . qreg2 citesadj gs posnegscoredevsq certtentscoredevsq fppscoredevsq ageatpub age > atpub2 female pagee english2* i.journalid i.jelgr if gs<999 ,cluster(author > id) Median regression R-squared = .02521674 Number of obs = 3531 Objective function = 75.064688 Standard errors adjusted for 359 clusters in authorid --------------------------------------------------------------------------------- citesadj | Coef. Std. Err. t P>|t| [90% Conf. Interval] ----------------+---------------------------------------------------------------- gs | -21.76856 3.806052 -5.72 0.000 -28.03061 -15.5065 posnegscorede~q | 8.254232 22.45205 0.37 0.713 -28.68585 45.19431 certtentscore~q | 3.510023 8.935387 0.39 0.694 -11.19126 18.21131 fppscoredevsq | -15.58088 20.80591 -0.75 0.454 -49.81259 18.65083 ageatpub | 4.232452 .654338 6.47 0.000 3.155877 5.309026 ageatpub2 | -.1462918 .0161968 -9.03 0.000 -.1729401 -.1196434 female | 30.90898 21.67085 1.43 0.154 -4.745807 66.56376 pageequivalent | 3.786443 .3502789 10.81 0.000 3.210133 4.362752 english2 | 6.894082 4.646741 1.48 0.138 -.7511429 14.53931 english2age | .2104926 .3583239 0.59 0.557 -.3790532 .8000384 | journalid | 2 | -5.377052 4.980908 -1.08 0.280 -13.57208 2.817975 3 | -6.161577 5.550677 -1.11 0.267 -15.29404 2.970883 4 | -17.42915 5.911312 -2.95 0.003 -27.15496 -7.703343 5 | -41.63923 5.524516 -7.54 0.000 -50.72864 -32.54981 | jelgroup | 2 | -3.431861 4.344625 -0.79 0.430 -10.58002 3.716297 3 | .7340341 4.169299 0.18 0.860 -6.125661 7.59373 4 | -.2173842 5.306563 -0.04 0.967 -8.948206 8.513437 5 | 9.325813 6.787785 1.37 0.170 -1.842046 20.49367 | _cons | 5.453933 7.122623 0.77 0.444 -6.26483 17.1727 --------------------------------------------------------------------------------- Parente-Santos Silva test for intra-cluster correlation Ho: No intra-cluster correlation T = 9.137 P>|T| = 0.000 . . clear . *USE FOR TABLE 5 . use "C:\Users\Owner\Desktop\D Drive old lenovo\KosnikWriting\AllInfoForDoMaster. > dta" . gener posnegscoredevsq=posnegscoredev^2 . gener certtentscoredevsq=certtentscoredev^2 . gener fppscoredevsq=fppscoredev^2 . gener posnegscoredevnobel=posnegscoredev*nobel . gener certtentscoredevnobel=certtentscoredev*nobel . gener fppscoredevnobel=fppscoredev*nobel . gener posnegscoresqnobel=posnegscoredevsq*nobel . gener certtentscoresqnobel=certtentscoredevsq*nobel . gener fppscoresqnobel=fppscoredevsq*nobel . gener int ageatpubnobel=ageatpub*nobel . . sum cites* posnegscore* certtentscore* fppscore* nobelist pagee [aw=weight] Variable | Obs Weight Mean Std. Dev. Min Max -------------+----------------------------------------------------------------- cites | 12,738 9222.99598 355.7348 1326.193 0 44327 citesadj | 12,738 9222.99598 184.9727 496.5367 0 13057.97 posnegscore | 12,812 9276.99594 -.2276863 .1883079 -1 .453012 posnegscor~v | 12,812 9276.99594 .0035411 .1841025 -.7700094 .7258728 posnegscor~q | 12,812 9276.99594 .0339036 .0483368 1.03e-09 .5929145 -------------+----------------------------------------------------------------- posne~vnobel | 12,812 9276.99594 .0015046 .0449909 -.4487481 .6290054 posne~qnobel | 12,812 9276.99594 .0020263 .0139865 0 .3956478 certtentsc~e | 12,812 9276.99594 -.3572344 .1705918 -1 1 certtentsc~v | 12,812 9276.99594 -.0061312 .168918 -.6590153 1.343473 certtentsc~q | 12,812 9276.99594 .0285687 .0509192 2.94e-09 1.804919 -------------+----------------------------------------------------------------- certt~vnobel | 12,812 9276.99594 -.0031726 .0426065 -.4510576 .7428492 certt~qnobel | 12,812 9276.99594 .0018252 .0123218 0 .5518249 fppscore | 12,812 9276.99594 .7253998 .1327677 -.5294118 1 fppscoredev | 12,812 9276.99594 .0016413 .1290865 -1.270493 .2728693 fppscorede~q | 12,812 9276.99594 .0166647 .0468319 5.91e-11 1.614153 -------------+----------------------------------------------------------------- fppscorede~l | 12,812 9276.99594 -.0008913 .0397268 -.9511678 .2073009 fppscoresq~l | 12,812 9276.99594 .0015789 .0197598 0 .9047202 nobelist | 12,812 9276.99594 .0710988 .2569998 0 1 pageequiva~t | 12,812 9276.99594 21.5381 11.72088 .731 76.024 . ci means cites* posnegscore* certtentscore* fppscore* nobelist pagee [aw=weig > ht] Variable | Obs Mean Std. Err. [90% Conf. Interval] -------------+--------------------------------------------------------------- cites | 12,738 355.7348 11.7505 336.4056 375.0641 citesadj | 12,738 184.9727 4.399474 177.7357 192.2097 posnegscore | 12,812 -.2276863 .0016636 -.230423 -.2249497 posnegscor~v | 12,812 .0035411 .0016265 .0008655 .0062166 posnegscor~q | 12,812 .0339036 .000427 .0332011 .0346061 -------------+--------------------------------------------------------------- posne~vnobel | 12,812 .0015046 .0003975 .0008508 .0021585 posne~qnobel | 12,812 .0020263 .0001236 .001823 .0022295 certtentsc~e | 12,812 -.3572344 .0015071 -.3597136 -.3547552 certtentsc~v | 12,812 -.0061312 .0014923 -.008586 -.0036763 certtentsc~q | 12,812 .0285687 .0004499 .0278287 .0293087 -------------+--------------------------------------------------------------- certt~vnobel | 12,812 -.0031726 .0003764 -.0037918 -.0025534 certt~qnobel | 12,812 .0018252 .0001089 .0016462 .0020043 fppscore | 12,812 .7253998 .001173 .7234703 .7273293 fppscoredev | 12,812 .0016413 .0011404 -.0002347 .0035173 fppscorede~q | 12,812 .0166647 .0004137 .0159841 .0173453 -------------+--------------------------------------------------------------- fppscorede~l | 12,812 -.0008913 .000351 -.0014686 -.000314 fppscoresq~l | 12,812 .0015789 .0001746 .0012917 .0018661 nobelist | 12,812 .0710988 .0022705 .0673638 .0748337 pageequiva~t | 12,812 21.5381 .1035504 21.36776 21.70843 . . sort nobelist . by nobelist: sum cites* posnegscore* certtentscore* fppscore* ageatpub pagee na > rticlesreal [aw=weight] ---------------------------------------------------------------------------------- -> nobelist = 0 Variable | Obs Weight Mean Std. Dev. Min Max -------------+----------------------------------------------------------------- cites | 11,848 8570.74621 296.7016 884.9917 0 31225 citesadj | 11,848 8570.74621 164.1872 387.7978 0 12576 posnegscore | 11,913 8617.41284 -.2286967 .1893892 -1 .453012 posnegscor~v | 11,913 8617.41284 .0021923 .1852439 -.7700094 .7258728 posnegscor~q | 11,913 8617.41284 .0343172 .0485803 1.03e-09 .5929145 -------------+----------------------------------------------------------------- posne~vnobel | 11,913 8617.41284 0 0 0 0 posne~qnobel | 11,913 8617.41284 0 0 0 0 certtentsc~e | 11,913 8617.41284 -.3544386 .1714332 -1 1 certtentsc~v | 11,913 8617.41284 -.003185 .1696545 -.6590153 1.343473 certtentsc~q | 11,913 8617.41284 .0287904 .0517103 2.94e-09 1.804919 -------------+----------------------------------------------------------------- certt~vnobel | 11,913 8617.41284 0 0 0 0 certt~qnobel | 11,913 8617.41284 0 0 0 0 fppscore | 11,913 8617.41284 .7266969 .130911 -.5294118 1 fppscoredev | 11,913 8617.41284 .0027264 .1274145 -1.270493 .2728693 fppscorede~q | 11,913 8617.41284 .0162405 .0444219 5.91e-11 1.614153 -------------+----------------------------------------------------------------- fppscorede~l | 11,913 8617.41284 0 0 0 0 fppscoresq~l | 11,913 8617.41284 0 0 0 0 ageatpub | 11,913 8617.41284 12.54757 9.08192 -5 55 pageequiva~t | 11,913 8617.41284 21.63999 11.79279 .731 76.024 narticle~eal | 11,913 8617.41284 11.87627 8.077462 5 59 ---------------------------------------------------------------------------------- -> nobelist = 1 Variable | Obs Weight Mean Std. Dev. Min Max -------------+----------------------------------------------------------------- cites | 890 652.24977 1131.447 3734.331 0 44327 citesadj | 890 652.24977 458.0998 1196.397 0 13057.97 posnegscore | 899 659.5831 -.2144853 .1731192 -.6902128 .4012346 posnegscor~v | 899 659.5831 .0211627 .1675797 -.4487481 .6290054 posnegscor~q | 899 659.5831 .0284996 .0447096 8.57e-09 .3956478 -------------+----------------------------------------------------------------- posne~vnobel | 899 659.5831 .0211627 .1675797 -.4487481 .6290054 posne~qnobel | 899 659.5831 .0284996 .0447096 8.57e-09 .3956478 certtentsc~e | 899 659.5831 -.3937617 .1547007 -.7721519 .3492064 certtentsc~v | 899 659.5831 -.0446224 .153971 -.4510576 .7428492 certtentsc~q | 899 659.5831 .0256718 .0390483 2.20e-07 .5518249 -------------+----------------------------------------------------------------- certt~vnobel | 899 659.5831 -.0446224 .153971 -.4510576 .7428492 certt~qnobel | 899 659.5831 .0256718 .0390483 2.20e-07 .5518249 fppscore | 899 659.5831 .7084526 .1540785 -.2159763 .9386503 fppscoredev | 899 659.5831 -.012536 .1485746 -.9511678 .2073009 fppscorede~q | 899 659.5831 .022207 .0709842 7.80e-09 .9047202 -------------+----------------------------------------------------------------- fppscorede~l | 899 659.5831 -.012536 .1485746 -.9511678 .2073009 fppscoresq~l | 899 659.5831 .022207 .0709842 7.80e-09 .9047202 ageatpub | 899 659.5831 18.46064 12.40899 -2 63 pageequiva~t | 899 659.5831 20.20682 10.65406 1.462 62.784 narticle~eal | 899 659.5831 23.82691 15.36963 5 60 . by nobelist: centile cites*,c(10) ---------------------------------------------------------------------------------- -> nobelist = 0 -- Binom. Interp. -- Variable | Obs Percentile Centile [90% Conf. Interval] -------------+------------------------------------------------------------- cites | 11,848 10 16 15 16 citesadj | 11,848 10 10 9.721229 10.31039 ---------------------------------------------------------------------------------- -> nobelist = 1 -- Binom. Interp. -- Variable | Obs Percentile Centile [90% Conf. Interval] -------------+------------------------------------------------------------- cites | 890 10 29.1 26.01509 37 citesadj | 890 10 19 15.32859 21.50454 . by nobelist: centile cites*,c(25) ---------------------------------------------------------------------------------- -> nobelist = 0 -- Binom. Interp. -- Variable | Obs Percentile Centile [90% Conf. Interval] -------------+------------------------------------------------------------- cites | 11,848 25 39 38 40 citesadj | 11,848 25 27 26 28 ---------------------------------------------------------------------------------- -> nobelist = 1 -- Binom. Interp. -- Variable | Obs Percentile Centile [90% Conf. Interval] -------------+------------------------------------------------------------- cites | 890 25 84 76 93 citesadj | 890 25 50.9907 44 57.97386 . by nobelist: centile cites*,c(50) ---------------------------------------------------------------------------------- -> nobelist = 0 -- Binom. Interp. -- Variable | Obs Percentile Centile [90% Conf. Interval] -------------+------------------------------------------------------------- cites | 11,848 50 101 99 104 citesadj | 11,848 50 70 68 72.47298 ---------------------------------------------------------------------------------- -> nobelist = 1 -- Binom. Interp. -- Variable | Obs Percentile Centile [90% Conf. Interval] -------------+------------------------------------------------------------- cites | 890 50 241.5 222 264 citesadj | 890 50 144.6728 125.4759 169.0323 . by nobelist: centile cites*,c(75) ---------------------------------------------------------------------------------- -> nobelist = 0 -- Binom. Interp. -- Variable | Obs Percentile Centile [90% Conf. Interval] -------------+------------------------------------------------------------- cites | 11,848 75 267 261 276 citesadj | 11,848 75 181 175.9772 185 ---------------------------------------------------------------------------------- -> nobelist = 1 -- Binom. Interp. -- Variable | Obs Percentile Centile [90% Conf. Interval] -------------+------------------------------------------------------------- cites | 890 75 684.25 583.4001 793.7048 citesadj | 890 75 397.1717 355.6001 446.318 . by nobelist: centile cites*,c(90) ---------------------------------------------------------------------------------- -> nobelist = 0 -- Binom. Interp. -- Variable | Obs Percentile Centile [90% Conf. Interval] -------------+------------------------------------------------------------- cites | 11,848 90 667 641 685 citesadj | 11,848 90 399.7738 390.6914 412.7641 ---------------------------------------------------------------------------------- -> nobelist = 1 -- Binom. Interp. -- Variable | Obs Percentile Centile [90% Conf. Interval] -------------+------------------------------------------------------------- cites | 890 90 2328 2017.312 2748.577 citesadj | 890 90 960.9929 866.9801 1135.97 . . regress posnegscoredev female nobelist pagee ageatpub english2 i.journalid > i.jelgr i.year [aw=weight],cluster(authorid) (sum of wgt is 9,276.99593620002) Linear regression Number of obs = 12,812 F(62, 1388) = 3.35 Prob > F = 0.0000 R-squared = 0.0228 Root MSE = .18243 (Std. Err. adjusted for 1,389 clusters in authorid) -------------------------------------------------------------------------------- | Robust posnegscoredev | Coef. Std. Err. t P>|t| [90% Conf. Interval] ---------------+---------------------------------------------------------------- female | -.0042995 .0133308 -0.32 0.747 -.0262414 .0176423 nobelist | .0174004 .0124432 1.40 0.162 -.0030805 .0378814 pageequivalent | -.0006145 .0002491 -2.47 0.014 -.0010244 -.0002045 ageatpub | .0008614 .0003054 2.82 0.005 .0003587 .0013641 english2 | -.0228366 .006094 -3.75 0.000 -.0328671 -.0128061 | journalid | 2 | .0401767 .005863 6.85 0.000 .0305265 .0498269 3 | .0087996 .0059944 1.47 0.142 -.0010669 .0186661 4 | .0066724 .006071 1.10 0.272 -.0033202 .016665 5 | .0446729 .0061104 7.31 0.000 .0346155 .0547304 | jelgroup | 2 | .0128625 .0065435 1.97 0.050 .0020922 .0236329 3 | .0243245 .006609 3.68 0.000 .0134463 .0352026 4 | .0315107 .0078889 3.99 0.000 .0185261 .0444954 5 | .0097111 .0092231 1.05 0.293 -.0054697 .0248919 | year | 1970 | -.0408244 .0233621 -1.75 0.081 -.0792774 -.0023715 1971 | -.0540104 .0204945 -2.64 0.008 -.0877433 -.0202774 1972 | -.0468018 .0239094 -1.96 0.050 -.0861556 -.0074481 1973 | -.0321195 .0220408 -1.46 0.145 -.0683976 .0041585 1974 | -.0441214 .0208747 -2.11 0.035 -.0784802 -.0097627 1975 | -.0088447 .0237332 -0.37 0.709 -.0479084 .0302189 1976 | -.0447974 .0196744 -2.28 0.023 -.0771805 -.0124143 1977 | -.0414993 .0202705 -2.05 0.041 -.0748635 -.0081351 1978 | -.0387641 .0214554 -1.81 0.071 -.0740786 -.0034496 1979 | -.0633391 .0204997 -3.09 0.002 -.0970807 -.0295975 1980 | -.0575733 .02033 -2.83 0.005 -.0910355 -.024111 1981 | -.059772 .021523 -2.78 0.006 -.0951979 -.0243461 1982 | -.0531361 .0196924 -2.70 0.007 -.0855489 -.0207233 1983 | -.0381136 .0200709 -1.90 0.058 -.0711493 -.0050779 1984 | -.0472254 .0209704 -2.25 0.024 -.0817416 -.0127092 1985 | -.0181031 .021255 -0.85 0.395 -.0530879 .0168817 1986 | -.0402676 .0216333 -1.86 0.063 -.0758749 -.0046602 1987 | -.0368545 .0203891 -1.81 0.071 -.070414 -.0032949 1988 | -.0375336 .0205012 -1.83 0.067 -.0712777 -.0037896 1989 | -.0288122 .0205175 -1.40 0.160 -.062583 .0049586 1990 | -.0414484 .0221805 -1.87 0.062 -.0779565 -.0049403 1991 | -.0522149 .0197275 -2.65 0.008 -.0846854 -.0197443 1992 | -.0613041 .0203659 -3.01 0.003 -.0948253 -.0277828 1993 | -.0192832 .0220835 -0.87 0.383 -.0556316 .0170652 1994 | -.0269869 .0212962 -1.27 0.205 -.0620394 .0080657 1995 | -.0387237 .0208854 -1.85 0.064 -.0731 -.0043474 1996 | -.0709261 .0216719 -3.27 0.001 -.106597 -.0352552 1997 | -.0648458 .0220044 -2.95 0.003 -.101064 -.0286277 1998 | -.0113267 .0218532 -0.52 0.604 -.0472961 .0246427 1999 | -.0316112 .0222039 -1.42 0.155 -.0681577 .0049354 2000 | -.0366623 .0219709 -1.67 0.095 -.0728253 -.0004993 2001 | -.0309792 .0222679 -1.39 0.164 -.0676311 .0056727 2002 | -.047011 .0204593 -2.30 0.022 -.0806861 -.013336 2003 | -.0417993 .0215916 -1.94 0.053 -.077338 -.0062605 2004 | -.0355842 .0214015 -1.66 0.097 -.07081 -.0003585 2005 | -.0660983 .0216009 -3.06 0.002 -.1016524 -.0305443 2006 | -.0332888 .0222023 -1.50 0.134 -.0698328 .0032551 2007 | -.0627275 .0211367 -2.97 0.003 -.0975174 -.0279375 2008 | -.057496 .0220491 -2.61 0.009 -.0937878 -.0212043 2009 | -.051234 .0225042 -2.28 0.023 -.0882748 -.0141932 2010 | -.0330223 .0222599 -1.48 0.138 -.0696611 .0036164 2011 | -.0683272 .0218887 -3.12 0.002 -.104355 -.0322995 2012 | -.0250949 .0214045 -1.17 0.241 -.0603257 .0101358 2013 | -.0493501 .0229795 -2.15 0.032 -.0871732 -.0115269 2014 | -.0377321 .0223175 -1.69 0.091 -.0744657 -.0009985 2015 | -.0631337 .0236116 -2.67 0.008 -.1019973 -.0242701 2016 | -.0311949 .0227403 -1.37 0.170 -.0686243 .0062346 2017 | -.0215393 .0227051 -0.95 0.343 -.0589109 .0158322 2018 | -.0411318 .0242427 -1.70 0.090 -.0810341 -.0012295 | _cons | .026529 .0184502 1.44 0.151 -.0038392 .0568972 -------------------------------------------------------------------------------- . regress certtentscoredev female nobelist pagee ageatpub english2 i.journalid > i.jelgr i.year [aw=weight],cluster(authorid) (sum of wgt is 9,276.99593620002) Linear regression Number of obs = 12,812 F(62, 1388) = 4.19 Prob > F = 0.0000 R-squared = 0.0355 Root MSE = .1663 (Std. Err. adjusted for 1,389 clusters in authorid) -------------------------------------------------------------------------------- | Robust certtentscor~v | Coef. Std. Err. t P>|t| [90% Conf. Interval] ---------------+---------------------------------------------------------------- female | -.0247123 .0106249 -2.33 0.020 -.0422004 -.0072243 nobelist | -.0363332 .0094938 -3.83 0.000 -.0519596 -.0207069 pageequivalent | .0006892 .0002442 2.82 0.005 .0002873 .0010911 ageatpub | .0002503 .0002746 0.91 0.362 -.0002017 .0007023 english2 | -.0430441 .0054389 -7.91 0.000 -.0519963 -.0340919 | journalid | 2 | .0322692 .0057085 5.65 0.000 .0228733 .0416651 3 | .0070901 .0051842 1.37 0.172 -.0014429 .0156231 4 | -.0141178 .005129 -2.75 0.006 -.0225599 -.0056757 5 | .0317741 .0053245 5.97 0.000 .0230103 .0405379 | jelgroup | 2 | .0157848 .005918 2.67 0.008 .006044 .0255255 3 | .0172852 .0061924 2.79 0.005 .0070928 .0274775 4 | .0271641 .0069065 3.93 0.000 .0157964 .0385319 5 | .025344 .0077419 3.27 0.001 .0126012 .0380868 | year | 1970 | .0276228 .022871 1.21 0.227 -.0100217 .0652673 1971 | -.0029873 .0213193 -0.14 0.889 -.0380779 .0321033 1972 | -.0035527 .023656 -0.15 0.881 -.0424894 .035384 1973 | .0119919 .0224729 0.53 0.594 -.0249975 .0489812 1974 | .000743 .0204008 0.04 0.971 -.0328357 .0343218 1975 | .0260717 .022557 1.16 0.248 -.011056 .0631994 1976 | .0157505 .0205559 0.77 0.444 -.0180835 .0495846 1977 | .0301827 .0208083 1.45 0.147 -.0040668 .0644322 1978 | .015115 .0202443 0.75 0.455 -.0182062 .0484362 1979 | .0266508 .0198695 1.34 0.180 -.0060535 .0593551 1980 | .0079885 .0194889 0.41 0.682 -.0240892 .0400663 1981 | .0239729 .0208735 1.15 0.251 -.0103839 .0583297 1982 | .0143908 .0206939 0.70 0.487 -.0196704 .048452 1983 | .0109244 .0204308 0.53 0.593 -.0227037 .0445526 1984 | .0167001 .0202657 0.82 0.410 -.0166563 .0500565 1985 | .0154142 .0193552 0.80 0.426 -.0164435 .0472719 1986 | .0020049 .0191439 0.10 0.917 -.029505 .0335148 1987 | .0092733 .0193101 0.48 0.631 -.0225102 .0410569 1988 | -.0000268 .0200605 -0.00 0.999 -.0330454 .0329918 1989 | .0241132 .0195199 1.24 0.217 -.0080155 .056242 1990 | .0112752 .0201917 0.56 0.577 -.0219594 .0445097 1991 | .0066788 .0190403 0.35 0.726 -.0246607 .0380182 1992 | .0107964 .0194174 0.56 0.578 -.0211638 .0427566 1993 | .0220519 .0194853 1.13 0.258 -.01002 .0541238 1994 | .0101657 .0192014 0.53 0.597 -.0214389 .0417703 1995 | -.015407 .0203821 -0.76 0.450 -.048955 .018141 1996 | -.0070537 .0195949 -0.36 0.719 -.0393059 .0251985 1997 | .0005708 .0203099 0.03 0.978 -.0328584 .0339999 1998 | -.0114351 .0202608 -0.56 0.573 -.0447834 .0219131 1999 | -.0081495 .0198855 -0.41 0.682 -.0408802 .0245811 2000 | -.00328 .0196417 -0.17 0.867 -.0356093 .0290494 2001 | .0006967 .0202479 0.03 0.973 -.0326304 .0340238 2002 | -.0183702 .0197082 -0.93 0.351 -.050809 .0140687 2003 | -.0072226 .0196922 -0.37 0.714 -.039635 .0251897 2004 | -.0032177 .019286 -0.17 0.868 -.0349615 .0285261 2005 | -.0069191 .0192128 -0.36 0.719 -.0385425 .0247044 2006 | -.0153341 .0201643 -0.76 0.447 -.0485236 .0178554 2007 | -.0093914 .0200184 -0.47 0.639 -.0423408 .0235579 2008 | .0068468 .0214551 0.32 0.750 -.0284673 .042161 2009 | -.0167311 .0205989 -0.81 0.417 -.0506359 .0171737 2010 | -.0039022 .0199776 -0.20 0.845 -.0367843 .0289799 2011 | -.0212391 .0201959 -1.05 0.293 -.0544806 .0120024 2012 | -.0028529 .0203524 -0.14 0.889 -.036352 .0306463 2013 | .0135933 .0208297 0.65 0.514 -.0206914 .0478781 2014 | -.0026668 .02149 -0.12 0.901 -.0380383 .0327047 2015 | .0102491 .0216464 0.47 0.636 -.02538 .0458781 2016 | -.0241548 .0207206 -1.17 0.244 -.0582599 .0099502 2017 | -.0288068 .0222984 -1.29 0.197 -.0655089 .0078952 2018 | -.0480017 .0217505 -2.21 0.027 -.083802 -.0122015 | _cons | -.0225235 .0179675 -1.25 0.210 -.052097 .0070501 -------------------------------------------------------------------------------- . regress fppscoredev female nobelist pagee ageatpub english2 i.journalid i.j > elgr i.year [aw=weight],cluster(authorid) (sum of wgt is 9,276.99593620002) Linear regression Number of obs = 12,812 F(62, 1388) = 7.29 Prob > F = 0.0000 R-squared = 0.0619 Root MSE = .12533 (Std. Err. adjusted for 1,389 clusters in authorid) -------------------------------------------------------------------------------- | Robust fppscoredev | Coef. Std. Err. t P>|t| [90% Conf. Interval] ---------------+---------------------------------------------------------------- female | -.0478546 .0146464 -3.27 0.001 -.0719619 -.0237473 nobelist | -.0072371 .0119583 -0.61 0.545 -.0269199 .0124458 pageequivalent | -.0002222 .0002114 -1.05 0.293 -.0005701 .0001257 ageatpub | -.0004852 .0002793 -1.74 0.083 -.0009449 -.0000254 english2 | -.0247579 .0046326 -5.34 0.000 -.0323829 -.0171328 | journalid | 2 | .0521857 .0046294 11.27 0.000 .044566 .0598054 3 | .0020399 .004947 0.41 0.680 -.0061026 .0101825 4 | .005566 .0044939 1.24 0.216 -.0018307 .0129627 5 | .0582747 .0042793 13.62 0.000 .0512313 .0653182 | jelgroup | 2 | .0177819 .0042441 4.19 0.000 .0107964 .0247674 3 | .0281309 .0048124 5.85 0.000 .0202099 .0360519 4 | .0312188 .0060727 5.14 0.000 .0212233 .0412142 5 | .0191196 .0071385 2.68 0.007 .00737 .0308693 | year | 1970 | -.0476271 .0146298 -3.26 0.001 -.0717071 -.0235471 1971 | -.0403906 .0138598 -2.91 0.004 -.0632031 -.017578 1972 | -.046048 .0131793 -3.49 0.000 -.0677405 -.0243555 1973 | -.0292763 .0160161 -1.83 0.068 -.055638 -.0029147 1974 | -.0263144 .0128573 -2.05 0.041 -.0474768 -.005152 1975 | -.0122705 .0127707 -0.96 0.337 -.0332904 .0087495 1976 | -.0435882 .0132054 -3.30 0.001 -.0653236 -.0218528 1977 | -.0219626 .0110611 -1.99 0.047 -.0401687 -.0037565 1978 | -.0175048 .011821 -1.48 0.139 -.0369616 .001952 1979 | -.0203078 .0119312 -1.70 0.089 -.0399459 -.0006696 1980 | -.0300586 .0118016 -2.55 0.011 -.0494835 -.0106336 1981 | -.0257908 .0128146 -2.01 0.044 -.0468831 -.0046985 1982 | -.0318748 .0121928 -2.61 0.009 -.0519435 -.0118061 1983 | -.0278392 .0133708 -2.08 0.038 -.049847 -.0058314 1984 | -.0431178 .0132258 -3.26 0.001 -.0648869 -.0213488 1985 | -.0338309 .0126928 -2.67 0.008 -.0547227 -.012939 1986 | -.0312766 .0125818 -2.49 0.013 -.0519856 -.0105676 1987 | -.0008042 .0114401 -0.07 0.944 -.019634 .0180256 1988 | -.0173338 .0131225 -1.32 0.187 -.0389328 .0042653 1989 | -.0190761 .0123734 -1.54 0.123 -.0394421 .0012899 1990 | -.0122795 .012927 -0.95 0.342 -.0335568 .0089978 1991 | -.0210875 .0121686 -1.73 0.083 -.0411165 -.0010585 1992 | -.0439676 .0146935 -2.99 0.003 -.0681523 -.0197828 1993 | -.0345135 .0138231 -2.50 0.013 -.0572656 -.0117614 1994 | -.0257051 .0125703 -2.04 0.041 -.0463953 -.0050149 1995 | -.0281364 .0135307 -2.08 0.038 -.0504073 -.0058655 1996 | -.0263167 .0130187 -2.02 0.043 -.0477449 -.0048886 1997 | -.033331 .0139153 -2.40 0.017 -.0562349 -.0104271 1998 | -.0175885 .0139279 -1.26 0.207 -.0405131 .0053362 1999 | -.0127776 .0136181 -0.94 0.348 -.0351923 .0096371 2000 | -.0105121 .0136401 -0.77 0.441 -.0329631 .0119389 2001 | -.0192133 .0135383 -1.42 0.156 -.0414967 .0030701 2002 | -.0461456 .0145714 -3.17 0.002 -.0701294 -.0221618 2003 | -.0273627 .0136064 -2.01 0.045 -.0497582 -.0049672 2004 | -.0304533 .0150833 -2.02 0.044 -.0552797 -.0056268 2005 | -.0304708 .0141809 -2.15 0.032 -.0538119 -.0071297 2006 | -.029757 .015472 -1.92 0.055 -.0552233 -.0042908 2007 | -.0235052 .0138249 -1.70 0.089 -.0462602 -.0007502 2008 | -.024441 .0139821 -1.75 0.081 -.0474549 -.0014271 2009 | -.0247865 .0141275 -1.75 0.080 -.0480396 -.0015334 2010 | -.0199597 .0148394 -1.35 0.179 -.0443847 .0044653 2011 | -.0361206 .0149651 -2.41 0.016 -.0607524 -.0114889 2012 | -.0221219 .0139396 -1.59 0.113 -.0450659 .000822 2013 | -.0234161 .0151508 -1.55 0.122 -.0483537 .0015214 2014 | -.0333435 .0151838 -2.20 0.028 -.0583353 -.0083516 2015 | -.0160907 .0161403 -1.00 0.319 -.0426569 .0104756 2016 | -.0055952 .0157847 -0.35 0.723 -.0315761 .0203856 2017 | -.0269218 .0176379 -1.53 0.127 -.0559529 .0021093 2018 | -.0200268 .0170458 -1.17 0.240 -.0480834 .0080298 | _cons | .0151917 .0108589 1.40 0.162 -.0026816 .0330649 -------------------------------------------------------------------------------- . regress posnegscoredevsq female nobelist pagee ageatpub english2 i.journalid > i.jelgr i.year [aw=weight],cluster(authorid) (sum of wgt is 9,276.99593620002) Linear regression Number of obs = 12,812 F(62, 1388) = 3.09 Prob > F = 0.0000 R-squared = 0.0193 Root MSE = .04798 (Std. Err. adjusted for 1,389 clusters in authorid) -------------------------------------------------------------------------------- | Robust posnegscored~q | Coef. Std. Err. t P>|t| [90% Conf. Interval] ---------------+---------------------------------------------------------------- female | .0056961 .0027466 2.07 0.038 .0011753 .010217 nobelist | -.0051973 .0030005 -1.73 0.083 -.010136 -.0002587 pageequivalent | -.0004338 .0000659 -6.59 0.000 -.0005423 -.0003254 ageatpub | -.0000231 .0000705 -0.33 0.743 -.0001391 .0000929 english2 | -.0003885 .0013879 -0.28 0.780 -.002673 .0018959 | journalid | 2 | -.0046748 .0014927 -3.13 0.002 -.0071317 -.0022179 3 | .0015917 .001571 1.01 0.311 -.0009941 .0041775 4 | .0000865 .0015669 0.06 0.956 -.0024924 .0026655 5 | -.0020767 .0015496 -1.34 0.180 -.0046272 .0004738 | jelgroup | 2 | .0011797 .0015416 0.77 0.444 -.0013578 .0037172 3 | -.0025065 .0015856 -1.58 0.114 -.0051163 .0001032 4 | .0078886 .0019382 4.07 0.000 .0046985 .0110788 5 | .0068945 .0024548 2.81 0.005 .002854 .010935 | year | 1970 | .0001586 .0052627 0.03 0.976 -.0085035 .0088208 1971 | -.0023386 .0053406 -0.44 0.662 -.011129 .0064518 1972 | .005931 .0066822 0.89 0.375 -.0050675 .0169296 1973 | -.0006932 .0051117 -0.14 0.892 -.0091068 .0077205 1974 | .00412 .0052978 0.78 0.437 -.0045999 .01284 1975 | .0061767 .006168 1.00 0.317 -.0039755 .016329 1976 | -.0040162 .0047793 -0.84 0.401 -.0118827 .0038504 1977 | -.0001609 .005023 -0.03 0.974 -.0084285 .0081067 1978 | .0034067 .0058723 0.58 0.562 -.0062588 .0130721 1979 | .0004785 .0045974 0.10 0.917 -.0070887 .0080456 1980 | .0043199 .0050764 0.85 0.395 -.0040357 .0126755 1981 | .0073243 .0051253 1.43 0.153 -.0011116 .0157603 1982 | .0004411 .0045505 0.10 0.923 -.0070488 .007931 1983 | .0009262 .005331 0.17 0.862 -.0078483 .0097008 1984 | .0030595 .0047931 0.64 0.523 -.0048297 .0109488 1985 | .0114663 .0054783 2.09 0.037 .0024493 .0204833 1986 | .0079977 .0052865 1.51 0.131 -.0007036 .0166991 1987 | .0051013 .0052527 0.97 0.332 -.0035444 .0137469 1988 | -.000532 .0048995 -0.11 0.914 -.0085962 .0075323 1989 | .001339 .004709 0.28 0.776 -.0064118 .0090898 1990 | .0029873 .004797 0.62 0.534 -.0049083 .010883 1991 | -.00192 .0045565 -0.42 0.674 -.0094198 .0055797 1992 | -.0018594 .0045774 -0.41 0.685 -.0093936 .0056748 1993 | .0056054 .0053628 1.05 0.296 -.0032215 .0144324 1994 | .007409 .0051047 1.45 0.147 -.000993 .0158111 1995 | .0049555 .0051219 0.97 0.333 -.0034748 .0133859 1996 | .0037698 .0052156 0.72 0.470 -.0048148 .0123545 1997 | .0051871 .0051156 1.01 0.311 -.0032328 .0136071 1998 | .0031723 .0053642 0.59 0.554 -.0056568 .0120014 1999 | .0118702 .0054362 2.18 0.029 .0029224 .0208179 2000 | .0028171 .0056541 0.50 0.618 -.0064893 .0121234 2001 | .0131008 .0057069 2.30 0.022 .0037075 .0224942 2002 | .0002407 .004635 0.05 0.959 -.0073882 .0078696 2003 | .0075447 .0048799 1.55 0.122 -.0004873 .0155767 2004 | .0067353 .005156 1.31 0.192 -.0017512 .0152219 2005 | .0047342 .0047988 0.99 0.324 -.0031643 .0126328 2006 | .0087926 .0053702 1.64 0.102 -.0000464 .0176317 2007 | .006473 .0047731 1.36 0.175 -.0013833 .0143293 2008 | .0081108 .0052789 1.54 0.125 -.0005781 .0167997 2009 | .0114748 .005726 2.00 0.045 .0020502 .0208995 2010 | .0065552 .0053769 1.22 0.223 -.0022949 .0154054 2011 | .0110654 .0052666 2.10 0.036 .0023968 .0197339 2012 | .006148 .0048719 1.26 0.207 -.0018709 .014167 2013 | .0122268 .0053987 2.26 0.024 .0033408 .0211128 2014 | .0081028 .004981 1.63 0.104 -.0000956 .0163013 2015 | .0073563 .0053783 1.37 0.172 -.0014962 .0162088 2016 | .0096132 .005497 1.75 0.081 .0005653 .0186611 2017 | .0103165 .0053847 1.92 0.056 .0014535 .0191795 2018 | .0159637 .0057513 2.78 0.006 .0064973 .0254301 | _cons | .0383334 .0043024 8.91 0.000 .0312518 .045415 -------------------------------------------------------------------------------- . regress certtentscoredevsq female nobelist pagee ageatpub english2 i.journali > d i.jelgr i.year [aw=weight],cluster(authorid) (sum of wgt is 9,276.99593620002) Linear regression Number of obs = 12,812 F(62, 1388) = 3.58 Prob > F = 0.0000 R-squared = 0.0258 Root MSE = .05038 (Std. Err. adjusted for 1,389 clusters in authorid) -------------------------------------------------------------------------------- | Robust certtentscor~q | Coef. Std. Err. t P>|t| [90% Conf. Interval] ---------------+---------------------------------------------------------------- female | .0010906 .0021376 0.51 0.610 -.0024277 .0046089 nobelist | -.0017957 .0018253 -0.98 0.325 -.0048001 .0012087 pageequivalent | -.0007178 .0000708 -10.14 0.000 -.0008343 -.0006014 ageatpub | .0000264 .0000674 0.39 0.695 -.0000846 .0001374 english2 | -.0050347 .001387 -3.63 0.000 -.0073177 -.0027517 | journalid | 2 | -.0002084 .0017265 -0.12 0.904 -.0030502 .0026334 3 | .000198 .0013486 0.15 0.883 -.0020218 .0024177 4 | .0000783 .001314 0.06 0.953 -.0020845 .002241 5 | .0009894 .0014824 0.67 0.505 -.0014505 .0034294 | jelgroup | 2 | -.0040623 .0019823 -2.05 0.041 -.0073251 -.0007995 3 | -.002707 .001648 -1.64 0.101 -.0054196 5.51e-06 4 | -.0059223 .001845 -3.21 0.001 -.0089592 -.0028855 5 | -.0063458 .0020995 -3.02 0.003 -.0098014 -.0028902 | year | 1970 | .0111834 .0083894 1.33 0.183 -.0026251 .024992 1971 | .0036682 .0059693 0.61 0.539 -.0061569 .0134933 1972 | .006621 .0057155 1.16 0.247 -.0027865 .0160285 1973 | .0022106 .0057628 0.38 0.701 -.0072746 .0116958 1974 | -.0023722 .0050243 -0.47 0.637 -.0106419 .0058976 1975 | .0083466 .0063938 1.31 0.192 -.0021772 .0188705 1976 | .0048351 .0050875 0.95 0.342 -.0035388 .0132089 1977 | .0064671 .0059348 1.09 0.276 -.0033014 .0162356 1978 | .0032565 .0054831 0.59 0.553 -.0057683 .0122814 1979 | .0004264 .0053724 0.08 0.937 -.0084164 .0092692 1980 | -.0018554 .0044797 -0.41 0.679 -.0092288 .005518 1981 | .0035422 .0052615 0.67 0.501 -.0051179 .0122023 1982 | .0104353 .0097336 1.07 0.284 -.0055858 .0264564 1983 | .0041463 .0052542 0.79 0.430 -.0045018 .0127945 1984 | .0008686 .0050596 0.17 0.864 -.0074593 .0091964 1985 | -.0029455 .0046012 -0.64 0.522 -.0105188 .0046279 1986 | -.0016583 .0044514 -0.37 0.710 -.0089851 .0056685 1987 | .0026211 .0059579 0.44 0.660 -.0071852 .0124274 1988 | .0016313 .0048512 0.34 0.737 -.0063535 .009616 1989 | -.0019783 .0046167 -0.43 0.668 -.0095773 .0056206 1990 | -.0007667 .0049365 -0.16 0.877 -.0088919 .0073585 1991 | .0005622 .0047375 0.12 0.906 -.0072355 .0083599 1992 | .000084 .0045023 0.02 0.985 -.0073265 .0074945 1993 | .0016631 .0045855 0.36 0.717 -.0058844 .0092106 1994 | .002515 .0047844 0.53 0.599 -.0053598 .0103899 1995 | .0080372 .0053177 1.51 0.131 -.0007155 .0167899 1996 | .0002658 .0045934 0.06 0.954 -.0072947 .0078263 1997 | .0051182 .0049212 1.04 0.299 -.0029818 .0132182 1998 | .0021949 .0050611 0.43 0.665 -.0061355 .0105253 1999 | .0072526 .0050512 1.44 0.151 -.0010615 .0155667 2000 | .0030739 .0045697 0.67 0.501 -.0044477 .0105955 2001 | .0075866 .0051304 1.48 0.139 -.0008578 .016031 2002 | .0054463 .0048308 1.13 0.260 -.002505 .0133976 2003 | .0072284 .0047848 1.51 0.131 -.0006472 .015104 2004 | .00607 .0047338 1.28 0.200 -.0017217 .0138616 2005 | .004091 .0046003 0.89 0.374 -.0034809 .0116629 2006 | .0112935 .0054585 2.07 0.039 .002309 .020278 2007 | .009388 .0049411 1.90 0.058 .0012552 .0175208 2008 | .0153285 .0052201 2.94 0.003 .0067364 .0239205 2009 | .0097938 .0049688 1.97 0.049 .0016154 .0179722 2010 | .0084514 .0050355 1.68 0.094 .0001632 .0167396 2011 | .0094585 .0050472 1.87 0.061 .0011511 .0177659 2012 | .0105299 .0050432 2.09 0.037 .0022291 .0188307 2013 | .010793 .0053725 2.01 0.045 .0019501 .0196358 2014 | .0144421 .00584 2.47 0.014 .0048297 .0240545 2015 | .0209586 .0052404 4.00 0.000 .0123331 .029584 2016 | .013236 .0050192 2.64 0.008 .0049746 .0214974 2017 | .0231507 .006282 3.69 0.000 .0128108 .0334906 2018 | .0234807 .0056603 4.15 0.000 .0141641 .0327974 | _cons | .044282 .0045548 9.72 0.000 .036785 .051779 -------------------------------------------------------------------------------- . regress fppscoredevsq female nobelist pagee ageatpub english2 i.journalid i. > jelgr i.year [aw=weight],cluster(authorid) (sum of wgt is 9,276.99593620002) Linear regression Number of obs = 12,812 F(62, 1388) = 3.30 Prob > F = 0.0000 R-squared = 0.0348 Root MSE = .04612 (Std. Err. adjusted for 1,389 clusters in authorid) -------------------------------------------------------------------------------- | Robust fppscoredevsq | Coef. Std. Err. t P>|t| [90% Conf. Interval] ---------------+---------------------------------------------------------------- female | .0111683 .0057664 1.94 0.053 .0016771 .0206596 nobelist | .0040721 .0032066 1.27 0.204 -.0012058 .00935 pageequivalent | -.000341 .0000823 -4.14 0.000 -.0004764 -.0002056 ageatpub | .0002211 .0000965 2.29 0.022 .0000622 .00038 english2 | .0044828 .0011156 4.02 0.000 .0026466 .006319 | journalid | 2 | -.0099944 .0014564 -6.86 0.000 -.0123915 -.0075973 3 | .0024899 .0020245 1.23 0.219 -.0008422 .0058221 4 | -.000053 .0014011 -0.04 0.970 -.0023591 .0022532 5 | -.0081131 .0012516 -6.48 0.000 -.0101732 -.0060529 | jelgroup | 2 | -.0012222 .0011828 -1.03 0.302 -.0031691 .0007247 3 | -.0029092 .0015703 -1.85 0.064 -.0054938 -.0003246 4 | .0044241 .0019179 2.31 0.021 .0012674 .0075809 5 | .0089427 .0026295 3.40 0.001 .0046147 .0132708 | year | 1970 | .0037241 .0030827 1.21 0.227 -.0013498 .008798 1971 | .0065945 .004106 1.61 0.108 -.0001637 .0133527 1972 | .0072777 .0050475 1.44 0.150 -.0010302 .0155857 1973 | .0124224 .0110829 1.12 0.263 -.0058195 .0306642 1974 | .0056031 .0045609 1.23 0.219 -.001904 .0131101 1975 | .0035256 .0027 1.31 0.192 -.0009185 .0079697 1976 | .007854 .0040399 1.94 0.052 .0012046 .0145034 1977 | .0014746 .0021932 0.67 0.501 -.0021353 .0050844 1978 | .0009622 .002545 0.38 0.705 -.0032267 .005151 1979 | .0047594 .0027275 1.74 0.081 .0002701 .0092488 1980 | .004848 .0026614 1.82 0.069 .0004675 .0092285 1981 | .005916 .0030562 1.94 0.053 .0008856 .0109465 1982 | .0055932 .0028917 1.93 0.053 .0008337 .0103528 1983 | .0115762 .0047864 2.42 0.016 .003698 .0194545 1984 | .013253 .0047635 2.78 0.005 .0054125 .0210935 1985 | .0082065 .0030843 2.66 0.008 .0031298 .0132832 1986 | .0074574 .0034718 2.15 0.032 .001743 .0131719 1987 | .002033 .0023425 0.87 0.386 -.0018225 .0058886 1988 | .0088059 .0030272 2.91 0.004 .0038232 .0137886 1989 | .0055242 .0030833 1.79 0.073 .0004492 .0105991 1990 | .0040095 .0025839 1.55 0.121 -.0002435 .0082626 1991 | .006391 .0025827 2.47 0.013 .00214 .010642 1992 | .0161736 .0056891 2.84 0.005 .0068097 .0255375 1993 | .0108941 .004231 2.57 0.010 .00393 .0178582 1994 | .0045627 .0026363 1.73 0.084 .0002235 .008902 1995 | .0106418 .0052943 2.01 0.045 .0019276 .0193561 1996 | .0033801 .0026669 1.27 0.205 -.0010095 .0077696 1997 | .0092178 .0034062 2.71 0.007 .0036114 .0148241 1998 | .0063347 .0030704 2.06 0.039 .0012811 .0113884 1999 | .0096178 .0034942 2.75 0.006 .0038665 .0153692 2000 | .0073564 .0029912 2.46 0.014 .0024329 .0122798 2001 | .0098108 .0030204 3.25 0.001 .0048393 .0147823 2002 | .0165893 .0045174 3.67 0.000 .0091539 .0240247 2003 | .0076619 .0036015 2.13 0.034 .001734 .0135899 2004 | .0113468 .0039526 2.87 0.004 .0048411 .0178526 2005 | .0118126 .0043018 2.75 0.006 .004732 .0188931 2006 | .0114422 .0038116 3.00 0.003 .0051685 .017716 2007 | .010384 .0034671 3.00 0.003 .0046773 .0160907 2008 | .00773 .0037458 2.06 0.039 .0015647 .0138953 2009 | .007548 .0031816 2.37 0.018 .0023113 .0127847 2010 | .0118419 .0038351 3.09 0.002 .0055294 .0181544 2011 | .0138176 .0042326 3.26 0.001 .006851 .0207842 2012 | .0110828 .0034287 3.23 0.001 .0054393 .0167264 2013 | .0114826 .0034344 3.34 0.001 .0058298 .0171354 2014 | .0125674 .0040458 3.11 0.002 .0059082 .0192266 2015 | .0117586 .0045393 2.59 0.010 .004287 .0192301 2016 | .0089451 .0046191 1.94 0.053 .0013422 .0165479 2017 | .0142635 .0067195 2.12 0.034 .0032036 .0253234 2018 | .0107535 .004513 2.38 0.017 .0033253 .0181818 | _cons | .0117085 .0023598 4.96 0.000 .0078244 .0155926 -------------------------------------------------------------------------------- . . . regress posnegscoredev female nobelist pagee ageatpub* english2 i.journalid > i.jelgr i.year [aw=weight],cluster(authorid) (sum of wgt is 9,276.99593620002) Linear regression Number of obs = 12,812 F(63, 1388) = 3.31 Prob > F = 0.0000 R-squared = 0.0228 Root MSE = .18244 (Std. Err. adjusted for 1,389 clusters in authorid) -------------------------------------------------------------------------------- | Robust posnegscoredev | Coef. Std. Err. t P>|t| [90% Conf. Interval] ---------------+---------------------------------------------------------------- female | -.0043313 .0133283 -0.32 0.745 -.0262691 .0176064 nobelist | .0139959 .0191007 0.73 0.464 -.0174429 .0454347 pageequivalent | -.0006116 .0002496 -2.45 0.014 -.0010226 -.0002007 ageatpub | .0008367 .0003214 2.60 0.009 .0003078 .0013657 ageatpubnobel | .0001923 .0006168 0.31 0.755 -.0008229 .0012075 english2 | -.0228215 .0060921 -3.75 0.000 -.0328487 -.0127942 | journalid | 2 | .0402381 .0058744 6.85 0.000 .0305691 .0499071 3 | .0087601 .0059865 1.46 0.144 -.0010934 .0186135 4 | .0066689 .0060691 1.10 0.272 -.0033206 .0166584 5 | .0447014 .0061197 7.30 0.000 .0346288 .0547741 | jelgroup | 2 | .0128793 .0065468 1.97 0.049 .0021035 .023655 3 | .0243333 .0066125 3.68 0.000 .0134494 .0352172 4 | .0315204 .0078914 3.99 0.000 .0185316 .0445092 5 | .0096979 .0092176 1.05 0.293 -.0054739 .0248696 | year | 1970 | -.0410711 .0233215 -1.76 0.078 -.0794571 -.0026851 1971 | -.0542455 .020471 -2.65 0.008 -.0879399 -.0205512 1972 | -.0469954 .0238751 -1.97 0.049 -.0862928 -.0076981 1973 | -.0322783 .0220258 -1.47 0.143 -.0685317 .0039752 1974 | -.0442209 .0208333 -2.12 0.034 -.0785116 -.0099302 1975 | -.0091312 .0236997 -0.39 0.700 -.0481398 .0298775 1976 | -.045008 .0196371 -2.29 0.022 -.0773298 -.0126862 1977 | -.0417134 .0202874 -2.06 0.040 -.0751055 -.0083214 1978 | -.0389456 .0214405 -1.82 0.070 -.0742356 -.0036555 1979 | -.063531 .0204738 -3.10 0.002 -.0972298 -.0298322 1980 | -.0577325 .0203285 -2.84 0.005 -.0911923 -.0242727 1981 | -.0599971 .0214912 -2.79 0.005 -.0953707 -.0246236 1982 | -.0532899 .0197077 -2.70 0.007 -.0857279 -.020852 1983 | -.0382439 .0200637 -1.91 0.057 -.0712678 -.0052199 1984 | -.0474447 .0209768 -2.26 0.024 -.0819715 -.0129179 1985 | -.018334 .0212349 -0.86 0.388 -.0532856 .0166177 1986 | -.0404113 .021608 -1.87 0.062 -.0759771 -.0048455 1987 | -.0371076 .02036 -1.82 0.069 -.0706192 -.0035961 1988 | -.0377725 .0204954 -1.84 0.066 -.0715069 -.0040382 1989 | -.0290334 .020516 -1.42 0.157 -.0628017 .004735 1990 | -.0416302 .022158 -1.88 0.060 -.0781012 -.0051591 1991 | -.0524353 .0197124 -2.66 0.008 -.084881 -.0199896 1992 | -.0615523 .0203703 -3.02 0.003 -.0950808 -.0280238 1993 | -.0194814 .0220669 -0.88 0.377 -.0558025 .0168397 1994 | -.0271997 .021285 -1.28 0.202 -.0622339 .0078345 1995 | -.0390061 .0208699 -1.87 0.062 -.073357 -.0046552 1996 | -.0711671 .0216537 -3.29 0.001 -.1068081 -.0355261 1997 | -.0650872 .0219864 -2.96 0.003 -.1012757 -.0288987 1998 | -.0116019 .0218437 -0.53 0.595 -.0475555 .0243517 1999 | -.031838 .0221965 -1.43 0.152 -.0683723 .0046964 2000 | -.0368785 .021952 -1.68 0.093 -.0730103 -.0007466 2001 | -.0311591 .0222532 -1.40 0.162 -.0677868 .0054686 2002 | -.0472214 .0204497 -2.31 0.021 -.0808807 -.0135621 2003 | -.0420014 .0215908 -1.95 0.052 -.0775388 -.0064639 2004 | -.0357719 .0213809 -1.67 0.095 -.0709639 -.00058 2005 | -.0663377 .02159 -3.07 0.002 -.1018739 -.0308016 2006 | -.0335376 .0222218 -1.51 0.131 -.0701136 .0030384 2007 | -.0629814 .0211237 -2.98 0.003 -.0977499 -.0282128 2008 | -.0578344 .0220612 -2.62 0.009 -.094146 -.0215227 2009 | -.0514116 .0224976 -2.29 0.022 -.0884416 -.0143817 2010 | -.033215 .0222575 -1.49 0.136 -.0698497 .0034197 2011 | -.06852 .0218719 -3.13 0.002 -.1045202 -.0325198 2012 | -.0253255 .0214029 -1.18 0.237 -.0605538 .0099027 2013 | -.0495111 .022964 -2.16 0.031 -.0873088 -.0117134 2014 | -.0378882 .0222941 -1.70 0.089 -.0745832 -.0011932 2015 | -.0632946 .0236026 -2.68 0.007 -.1021433 -.0244459 2016 | -.031364 .0227327 -1.38 0.168 -.068781 .0060529 2017 | -.0217922 .0226811 -0.96 0.337 -.0591242 .0155399 2018 | -.0412628 .0242258 -1.70 0.089 -.0811373 -.0013883 | _cons | .026956 .0184112 1.46 0.143 -.0033479 .0572599 -------------------------------------------------------------------------------- . test nobelist+18.46*ageatpubnobel=0 ( 1) nobelist + 18.46*ageatpubnobel = 0 F( 1, 1388) = 2.05 Prob > F = 0.1528 . regress certtentscoredev female nobelist pagee ageatpub* english2 i.journalid > i.jelgr i.year [aw=weight],cluster(authorid) (sum of wgt is 9,276.99593620002) Linear regression Number of obs = 12,812 F(63, 1388) = 4.26 Prob > F = 0.0000 R-squared = 0.0363 Root MSE = .16623 (Std. Err. adjusted for 1,389 clusters in authorid) -------------------------------------------------------------------------------- | Robust certtentscor~v | Coef. Std. Err. t P>|t| [90% Conf. Interval] ---------------+---------------------------------------------------------------- female | -.0249743 .0106449 -2.35 0.019 -.0424953 -.0074533 nobelist | -.0643958 .0137558 -4.68 0.000 -.0870372 -.0417545 pageequivalent | .0007124 .0002446 2.91 0.004 .0003098 .001115 ageatpub | .0000471 .0002838 0.17 0.868 -.0004199 .0005142 ageatpubnobel | .0015852 .000607 2.61 0.009 .0005861 .0025843 english2 | -.0429195 .0054302 -7.90 0.000 -.0518574 -.0339817 | journalid | 2 | .0327751 .0057032 5.75 0.000 .023388 .0421623 3 | .0067641 .0051995 1.30 0.194 -.0017941 .0153223 4 | -.0141467 .005111 -2.77 0.006 -.0225592 -.0057342 5 | .0320092 .0053263 6.01 0.000 .0232423 .0407761 | jelgroup | 2 | .0159228 .0059008 2.70 0.007 .0062104 .0256352 3 | .0173582 .006181 2.81 0.005 .0071845 .0275319 4 | .0272437 .006892 3.95 0.000 .0158999 .0385876 5 | .025235 .0077251 3.27 0.001 .0125197 .0379502 | year | 1970 | .0255899 .0229457 1.12 0.265 -.0121775 .0633574 1971 | -.0049257 .0212853 -0.23 0.817 -.0399603 .0301089 1972 | -.0051484 .0235584 -0.22 0.827 -.0439244 .0336275 1973 | .0106834 .0223234 0.48 0.632 -.0260598 .0474267 1974 | -.0000769 .0204539 -0.00 0.997 -.033743 .0335891 1975 | .0237107 .022434 1.06 0.291 -.0132146 .060636 1976 | .0140145 .0205072 0.68 0.494 -.0197394 .0477684 1977 | .028418 .0206556 1.38 0.169 -.0055801 .0624161 1978 | .013619 .0202098 0.67 0.500 -.0196453 .0468833 1979 | .0250688 .0197375 1.27 0.204 -.0074183 .0575558 1980 | .0066758 .0193475 0.35 0.730 -.0251693 .0385209 1981 | .0221171 .0207848 1.06 0.287 -.0120938 .0563279 1982 | .0131227 .0206458 0.64 0.525 -.0208593 .0471047 1983 | .0098508 .0203751 0.48 0.629 -.0236857 .0433872 1984 | .0148929 .0201839 0.74 0.461 -.018329 .0481147 1985 | .0135114 .0193201 0.70 0.484 -.0182885 .0453113 1986 | .0008202 .019083 0.04 0.966 -.0305895 .0322299 1987 | .0071865 .0193527 0.37 0.710 -.0246671 .03904 1988 | -.001996 .0199961 -0.10 0.921 -.0349087 .0309167 1989 | .0222903 .0194456 1.15 0.252 -.0097164 .0542969 1990 | .009777 .0202113 0.48 0.629 -.0234899 .0430438 1991 | .0048618 .0189779 0.26 0.798 -.0263749 .0360985 1992 | .0087503 .0193117 0.45 0.651 -.0230359 .0405364 1993 | .0204178 .0194051 1.05 0.293 -.011522 .0523577 1994 | .0084115 .0190957 0.44 0.660 -.0230191 .0398421 1995 | -.0177347 .0203401 -0.87 0.383 -.0512135 .0157441 1996 | -.0090403 .0195198 -0.46 0.643 -.041169 .0230884 1997 | -.0014188 .0202279 -0.07 0.944 -.034713 .0318754 1998 | -.0137035 .0201958 -0.68 0.498 -.0469448 .0195377 1999 | -.0100191 .0197863 -0.51 0.613 -.0425863 .0225482 2000 | -.0050617 .0195579 -0.26 0.796 -.037253 .0271297 2001 | -.0007859 .0201541 -0.04 0.969 -.0339586 .0323868 2002 | -.0201041 .0196263 -1.02 0.306 -.052408 .0121998 2003 | -.0088884 .0195838 -0.45 0.650 -.0411224 .0233456 2004 | -.0047649 .019213 -0.25 0.804 -.0363886 .0268588 2005 | -.0088925 .0191216 -0.47 0.642 -.0403658 .0225807 2006 | -.0173847 .0200959 -0.87 0.387 -.0504616 .0156922 2007 | -.0114841 .0199312 -0.58 0.565 -.0442899 .0213218 2008 | .0040579 .0212505 0.19 0.849 -.0309195 .0390352 2009 | -.0181953 .0204803 -0.89 0.374 -.0519048 .0155142 2010 | -.0054907 .0198869 -0.28 0.783 -.0382236 .0272422 2011 | -.022828 .020142 -1.13 0.257 -.0559808 .0103247 2012 | -.0047538 .0202298 -0.23 0.814 -.0380511 .0285434 2013 | .0122657 .0207353 0.59 0.554 -.0218637 .0463951 2014 | -.0039535 .0213814 -0.18 0.853 -.0391462 .0312392 2015 | .0089233 .02156 0.41 0.679 -.0265635 .0444101 2016 | -.0255494 .0206374 -1.24 0.216 -.0595176 .0084188 2017 | -.0308908 .0220903 -1.40 0.162 -.0672503 .0054687 2018 | -.0490813 .0216572 -2.27 0.024 -.084728 -.0134345 | _cons | -.0190037 .0179401 -1.06 0.290 -.0485323 .0105249 -------------------------------------------------------------------------------- . test nobelist+18.46*ageatpubnobel=0 ( 1) nobelist + 18.46*ageatpubnobel = 0 F( 1, 1388) = 14.27 Prob > F = 0.0002 . regress fppscoredev female nobelist pagee ageatpub* english2 i.journalid i. > jelgr i.year [aw=weight],cluster(authorid) (sum of wgt is 9,276.99593620002) Linear regression Number of obs = 12,812 F(63, 1388) = 7.36 Prob > F = 0.0000 R-squared = 0.0634 Root MSE = .12523 (Std. Err. adjusted for 1,389 clusters in authorid) -------------------------------------------------------------------------------- | Robust fppscoredev | Coef. Std. Err. t P>|t| [90% Conf. Interval] ---------------+---------------------------------------------------------------- female | -.047586 .0147349 -3.23 0.001 -.071839 -.023333 nobelist | .0215387 .0165117 1.30 0.192 -.0056388 .0487162 pageequivalent | -.000246 .0002081 -1.18 0.237 -.0005885 .0000964 ageatpub | -.0002768 .0002768 -1.00 0.317 -.0007325 .0001788 ageatpubnobel | -.0016255 .0007519 -2.16 0.031 -.0028631 -.0003879 english2 | -.0248856 .0046315 -5.37 0.000 -.0325088 -.0172624 | journalid | 2 | .0516669 .004636 11.14 0.000 .0440363 .0592975 3 | .0023742 .0048922 0.49 0.628 -.0056781 .0104265 4 | .0055956 .0044554 1.26 0.209 -.0017378 .0129291 5 | .0580337 .0042911 13.52 0.000 .0509707 .0650966 | jelgroup | 2 | .0176404 .0042315 4.17 0.000 .0106755 .0246053 3 | .028056 .0048094 5.83 0.000 .02014 .035972 4 | .0311371 .0060983 5.11 0.000 .0210996 .0411747 5 | .0192315 .0071477 2.69 0.007 .0074666 .0309963 | year | 1970 | -.0455425 .0146829 -3.10 0.002 -.06971 -.0213751 1971 | -.0384028 .0136485 -2.81 0.005 -.0608676 -.015938 1972 | -.0444117 .0130954 -3.39 0.001 -.0659662 -.0228573 1973 | -.0279347 .0157685 -1.77 0.077 -.0538889 -.0019804 1974 | -.0254736 .0127169 -2.00 0.045 -.0464051 -.0045421 1975 | -.0098494 .0125456 -0.79 0.433 -.0304989 .0108 1976 | -.041808 .0129559 -3.23 0.001 -.0631328 -.0204833 1977 | -.0201531 .0108816 -1.85 0.064 -.0380636 -.0022425 1978 | -.0159708 .0116854 -1.37 0.172 -.0352044 .0032627 1979 | -.0186855 .0116908 -1.60 0.110 -.037928 .000557 1980 | -.0287125 .0115885 -2.48 0.013 -.0477866 -.0096384 1981 | -.0238878 .0125907 -1.90 0.058 -.0446116 -.0031641 1982 | -.0305745 .0121881 -2.51 0.012 -.0506356 -.0105134 1983 | -.0267383 .0132918 -2.01 0.044 -.048616 -.0048606 1984 | -.0412647 .0132211 -3.12 0.002 -.063026 -.0195033 1985 | -.0318797 .0125095 -2.55 0.011 -.0524698 -.0112896 1986 | -.0300618 .0123367 -2.44 0.015 -.0503674 -.0097562 1987 | .0013357 .0113183 0.12 0.906 -.0172936 .0199651 1988 | -.0153146 .0129568 -1.18 0.237 -.0366408 .0060117 1989 | -.0172068 .0122225 -1.41 0.159 -.0373244 .0029108 1990 | -.0107432 .0127829 -0.84 0.401 -.0317832 .0102968 1991 | -.0192243 .012029 -1.60 0.110 -.0390234 .0005747 1992 | -.0418694 .01436 -2.92 0.004 -.0655052 -.0182336 1993 | -.0328379 .0137191 -2.39 0.017 -.0554188 -.0102569 1994 | -.0239062 .0123072 -1.94 0.052 -.0441634 -.0036491 1995 | -.0257496 .01346 -1.91 0.056 -.047904 -.0035951 1996 | -.0242797 .0127988 -1.90 0.058 -.0453458 -.0032135 1997 | -.0312909 .0136768 -2.29 0.022 -.0538022 -.0087796 1998 | -.0152624 .0138075 -1.11 0.269 -.0379889 .0074641 1999 | -.0108605 .0134732 -0.81 0.420 -.0330368 .0113158 2000 | -.0086852 .0133226 -0.65 0.515 -.0306136 .0132432 2001 | -.017693 .0133881 -1.32 0.187 -.0397292 .0043431 2002 | -.0443676 .0145014 -3.06 0.002 -.0682361 -.020499 2003 | -.0256546 .0134235 -1.91 0.056 -.0477491 -.0035602 2004 | -.0288668 .0148686 -1.94 0.052 -.0533398 -.0043938 2005 | -.0284472 .0140262 -2.03 0.043 -.0515337 -.0053607 2006 | -.0276543 .0153497 -1.80 0.072 -.0529191 -.0023894 2007 | -.0213594 .0136409 -1.57 0.118 -.0438116 .0010929 2008 | -.0215811 .0137705 -1.57 0.117 -.0442467 .0010844 2009 | -.0232851 .0139669 -1.67 0.096 -.0462738 -.0002963 2010 | -.0183309 .0146955 -1.25 0.212 -.0425189 .0058572 2011 | -.0344913 .0148254 -2.33 0.020 -.0588932 -.0100895 2012 | -.0201726 .013748 -1.47 0.143 -.0428012 .0024559 2013 | -.0220547 .014968 -1.47 0.141 -.0466913 .0025818 2014 | -.0320241 .0150044 -2.13 0.033 -.0567206 -.0073275 2015 | -.0147312 .0159584 -0.92 0.356 -.040998 .0115356 2016 | -.0041653 .0156061 -0.27 0.790 -.0298523 .0215217 2017 | -.0247849 .017309 -1.43 0.152 -.0532746 .0037048 2018 | -.0189198 .0168932 -1.12 0.263 -.0467252 .0088856 | _cons | .0115824 .0107172 1.08 0.280 -.0060575 .0292224 -------------------------------------------------------------------------------- . test nobelist+18.46*ageatpubnobel=0 ( 1) nobelist + 18.46*ageatpubnobel = 0 F( 1, 1388) = 0.51 Prob > F = 0.4745 . regress posnegscoredevsq female nobelist pagee ageatpub* english2 i.journali > d i.jelgr i.year [aw=weight],cluster(authorid) (sum of wgt is 9,276.99593620002) Linear regression Number of obs = 12,812 F(63, 1388) = 3.10 Prob > F = 0.0000 R-squared = 0.0193 Root MSE = .04799 (Std. Err. adjusted for 1,389 clusters in authorid) -------------------------------------------------------------------------------- | Robust posnegscored~q | Coef. Std. Err. t P>|t| [90% Conf. Interval] ---------------+---------------------------------------------------------------- female | .0057119 .0027477 2.08 0.038 .0011894 .0102345 nobelist | -.0035053 .0053502 -0.66 0.512 -.0123115 .005301 pageequivalent | -.0004352 .0000663 -6.57 0.000 -.0005443 -.0003262 ageatpub | -.0000108 .0000722 -0.15 0.881 -.0001296 .0001079 ageatpubnobel | -.0000956 .0001718 -0.56 0.578 -.0003783 .0001872 english2 | -.0003961 .0013864 -0.29 0.775 -.002678 .0018859 | journalid | 2 | -.0047053 .0014906 -3.16 0.002 -.0071588 -.0022518 3 | .0016113 .0015689 1.03 0.305 -.000971 .0041937 4 | .0000883 .0015662 0.06 0.955 -.0024895 .0026661 5 | -.0020908 .0015532 -1.35 0.178 -.0046474 .0004657 | jelgroup | 2 | .0011714 .001542 0.76 0.448 -.0013666 .0037094 3 | -.0025109 .001587 -1.58 0.114 -.005123 .0001012 4 | .0078838 .00194 4.06 0.000 .0046907 .0110769 5 | .0069011 .0024546 2.81 0.005 .0028609 .0109412 | year | 1970 | .0002812 .0052655 0.05 0.957 -.0083855 .008948 1971 | -.0022217 .0053473 -0.42 0.678 -.0110232 .0065797 1972 | .0060273 .0066704 0.90 0.366 -.0049519 .0170064 1973 | -.0006143 .0051106 -0.12 0.904 -.0090261 .0077975 1974 | .0041695 .005299 0.79 0.432 -.0045525 .0128914 1975 | .0063191 .00617 1.02 0.306 -.0038364 .0164746 1976 | -.0039115 .0047831 -0.82 0.414 -.0117842 .0039612 1977 | -.0000545 .0050362 -0.01 0.991 -.0083438 .0082348 1978 | .0034969 .0059003 0.59 0.554 -.0062147 .0132085 1979 | .0005738 .0046227 0.12 0.901 -.0070349 .0081826 1980 | .004399 .0050988 0.86 0.388 -.0039933 .0127914 1981 | .0074362 .0051213 1.45 0.147 -.0009931 .0158656 1982 | .0005175 .0045578 0.11 0.910 -.0069844 .0080195 1983 | .000991 .0053335 0.19 0.853 -.0077877 .0097697 1984 | .0031685 .0048035 0.66 0.510 -.0047378 .0110748 1985 | .011581 .0054731 2.12 0.035 .0025725 .0205895 1986 | .0080692 .005284 1.53 0.127 -.0006281 .0167664 1987 | .0052271 .0052539 0.99 0.320 -.0034205 .0138747 1988 | -.0004132 .0049064 -0.08 0.933 -.008489 .0076626 1989 | .0014489 .0047254 0.31 0.759 -.0063289 .0092267 1990 | .0030777 .004796 0.64 0.521 -.0048163 .0109717 1991 | -.0018105 .0045617 -0.40 0.692 -.0093188 .0056979 1992 | -.001736 .0045911 -0.38 0.705 -.0092928 .0058207 1993 | .0057039 .0053678 1.06 0.288 -.0031311 .014539 1994 | .0075148 .0051135 1.47 0.142 -.0009017 .0159313 1995 | .0050959 .0051319 0.99 0.321 -.0033509 .0135427 1996 | .0038896 .0052249 0.74 0.457 -.0047103 .0124895 1997 | .0053071 .0051187 1.04 0.300 -.003118 .0137322 1998 | .0033091 .005418 0.61 0.541 -.0056087 .0122268 1999 | .0119829 .0054338 2.21 0.028 .0030391 .0209267 2000 | .0029245 .0056559 0.52 0.605 -.0063849 .0122339 2001 | .0131902 .0057097 2.31 0.021 .0037924 .0225881 2002 | .0003453 .0046472 0.07 0.941 -.0073038 .0079943 2003 | .0076451 .0048959 1.56 0.119 -.0004133 .0157036 2004 | .0068286 .005164 1.32 0.186 -.001671 .0153283 2005 | .0048532 .0048156 1.01 0.314 -.0030731 .0127795 2006 | .0089163 .0054064 1.65 0.099 .0000176 .0178149 2007 | .0065992 .0047873 1.38 0.168 -.0012804 .0144789 2008 | .008279 .0053005 1.56 0.119 -.0004453 .0170033 2009 | .0115631 .0057371 2.02 0.044 .0021201 .0210062 2010 | .006651 .0053858 1.23 0.217 -.0022138 .0155158 2011 | .0111612 .0052802 2.11 0.035 .0024703 .0198521 2012 | .0062627 .0048904 1.28 0.201 -.0017867 .014312 2013 | .0123068 .0054088 2.28 0.023 .0034043 .0212094 2014 | .0081804 .0049921 1.64 0.102 -.0000363 .0163971 2015 | .0074363 .0053872 1.38 0.168 -.0014309 .0163034 2016 | .0096973 .0055109 1.76 0.079 .0006267 .0187679 2017 | .0104421 .0054036 1.93 0.054 .0015481 .0193362 2018 | .0160288 .0057588 2.78 0.005 .0065501 .0255075 | _cons | .0381212 .0043192 8.83 0.000 .0310119 .0452304 -------------------------------------------------------------------------------- . test nobelist+18.46*ageatpubnobel=0 ( 1) nobelist + 18.46*ageatpubnobel = 0 F( 1, 1388) = 3.21 Prob > F = 0.0732 . regress certtentscoredevsq female nobelist pagee ageatpub* english2 i.journal > id i.jelgr i.year [aw=weight],cluster(authorid) (sum of wgt is 9,276.99593620002) Linear regression Number of obs = 12,812 F(63, 1388) = 3.60 Prob > F = 0.0000 R-squared = 0.0264 Root MSE = .05037 (Std. Err. adjusted for 1,389 clusters in authorid) -------------------------------------------------------------------------------- | Robust certtentscor~q | Coef. Std. Err. t P>|t| [90% Conf. Interval] ---------------+---------------------------------------------------------------- female | .0010246 .0021337 0.48 0.631 -.0024875 .0045366 nobelist | -.0088683 .0032559 -2.72 0.007 -.0142273 -.0035092 pageequivalent | -.000712 .000071 -10.02 0.000 -.0008289 -.0005951 ageatpub | -.0000248 .0000688 -0.36 0.719 -.0001381 .0000885 ageatpubnobel | .0003995 .000209 1.91 0.056 .0000555 .0007436 english2 | -.0050033 .0013849 -3.61 0.000 -.0072829 -.0027237 | journalid | 2 | -.0000809 .0017259 -0.05 0.963 -.0029217 .0027599 3 | .0001158 .0013569 0.09 0.932 -.0021176 .0023492 4 | .000071 .0013132 0.05 0.957 -.0020905 .0022325 5 | .0010487 .0014794 0.71 0.479 -.0013863 .0034836 | jelgroup | 2 | -.0040275 .001982 -2.03 0.042 -.0072899 -.0007651 3 | -.0026886 .0016467 -1.63 0.103 -.0053991 .0000218 4 | -.0059023 .001847 -3.20 0.001 -.0089424 -.0028622 5 | -.0063733 .0020995 -3.04 0.002 -.0098289 -.0029176 | year | 1970 | .0106711 .0083813 1.27 0.203 -.0031242 .0244663 1971 | .0031796 .0059609 0.53 0.594 -.0066317 .0129909 1972 | .0062188 .0057157 1.09 0.277 -.0031889 .0156265 1973 | .0018808 .0057702 0.33 0.745 -.0076166 .0113783 1974 | -.0025788 .0050177 -0.51 0.607 -.0108376 .00568 1975 | .0077516 .0063972 1.21 0.226 -.0027779 .018281 1976 | .0043976 .0051087 0.86 0.389 -.004011 .0128061 1977 | .0060224 .0059438 1.01 0.311 -.0037608 .0158055 1978 | .0028795 .0054859 0.52 0.600 -.0061501 .0119091 1979 | .0000277 .0053685 0.01 0.996 -.0088086 .0088639 1980 | -.0021863 .0044902 -0.49 0.626 -.009577 .0052044 1981 | .0030745 .0052683 0.58 0.560 -.0055968 .0117458 1982 | .0101157 .0097363 1.04 0.299 -.0059097 .0261411 1983 | .0038758 .0052477 0.74 0.460 -.0047618 .0125133 1984 | .0004131 .005073 0.08 0.935 -.0079369 .008763 1985 | -.003425 .004613 -0.74 0.458 -.0110177 .0041677 1986 | -.0019568 .0044518 -0.44 0.660 -.0092842 .0053705 1987 | .0020951 .0059599 0.35 0.725 -.0077145 .0119048 1988 | .001135 .0048715 0.23 0.816 -.0068833 .0091533 1989 | -.0024378 .0046298 -0.53 0.599 -.0100582 .0051827 1990 | -.0011442 .0049549 -0.23 0.817 -.0092998 .0070113 1991 | .0001042 .0047513 0.02 0.983 -.0077163 .0079247 1992 | -.0004317 .0045265 -0.10 0.924 -.007882 .0070187 1993 | .0012512 .0045987 0.27 0.786 -.006318 .0088205 1994 | .0020729 .0047942 0.43 0.666 -.0058181 .0099639 1995 | .0074506 .0053268 1.40 0.162 -.0013171 .0162183 1996 | -.0002349 .0046132 -0.05 0.959 -.007828 .0073582 1997 | .0046168 .0049488 0.93 0.351 -.0035287 .0127623 1998 | .0016232 .0050897 0.32 0.750 -.0067543 .0100006 1999 | .0067814 .0050858 1.33 0.183 -.0015895 .0151524 2000 | .0026248 .0045964 0.57 0.568 -.0049407 .0101903 2001 | .007213 .0051229 1.41 0.159 -.0012191 .015645 2002 | .0050093 .0048449 1.03 0.301 -.0029652 .0129838 2003 | .0068086 .0047998 1.42 0.156 -.0010916 .0147088 2004 | .00568 .0047592 1.19 0.233 -.0021534 .0135135 2005 | .0035936 .004625 0.78 0.437 -.0040189 .0112062 2006 | .0107767 .0054949 1.96 0.050 .0017323 .0198211 2007 | .0088606 .0049622 1.79 0.074 .0006931 .0170281 2008 | .0146256 .0052246 2.80 0.005 .0060262 .023225 2009 | .0094248 .0049837 1.89 0.059 .0012218 .0176278 2010 | .0080511 .0050494 1.59 0.111 -.0002601 .0163622 2011 | .009058 .0050299 1.80 0.072 .000779 .0173371 2012 | .0100508 .0050606 1.99 0.047 .0017212 .0183804 2013 | .0104584 .0053831 1.94 0.052 .001598 .0193187 2014 | .0141178 .0058445 2.42 0.016 .004498 .0237376 2015 | .0206245 .0052456 3.93 0.000 .0119904 .0292585 2016 | .0128845 .0050289 2.56 0.011 .0046072 .0211618 2017 | .0226255 .0061596 3.67 0.000 .0124871 .0327638 2018 | .0232087 .0056672 4.10 0.000 .0138806 .0325367 | _cons | .0451691 .0045711 9.88 0.000 .0376452 .0526929 -------------------------------------------------------------------------------- . test nobelist+18.46*ageatpubnobel=0 ( 1) nobelist + 18.46*ageatpubnobel = 0 F( 1, 1388) = 0.63 Prob > F = 0.4260 . regress fppscoredevsq female nobelist pagee ageatpub* english2 i.journalid i > .jelgr i.year [aw=weight],cluster(authorid) (sum of wgt is 9,276.99593620002) Linear regression Number of obs = 12,812 F(63, 1388) = 3.27 Prob > F = 0.0000 R-squared = 0.0370 Root MSE = .04607 (Std. Err. adjusted for 1,389 clusters in authorid) -------------------------------------------------------------------------------- | Robust fppscoredevsq | Coef. Std. Err. t P>|t| [90% Conf. Interval] ---------------+---------------------------------------------------------------- female | .0110494 .0057894 1.91 0.057 .0015204 .0205785 nobelist | -.0086645 .0056171 -1.54 0.123 -.01791 .0005809 pageequivalent | -.0003305 .0000792 -4.17 0.000 -.0004608 -.0002001 ageatpub | .0001289 .0000893 1.44 0.149 -.000018 .0002758 ageatpubnobel | .0007195 .0003848 1.87 0.062 .0000862 .0013528 english2 | .0045393 .0011126 4.08 0.000 .002708 .0063706 | journalid | 2 | -.0097647 .0014724 -6.63 0.000 -.0121883 -.0073412 3 | .002342 .0019767 1.18 0.236 -.0009116 .0055955 4 | -.0000661 .0013796 -0.05 0.962 -.0023369 .0022047 5 | -.0080063 .0012644 -6.33 0.000 -.0100876 -.0059251 | jelgroup | 2 | -.0011596 .001177 -0.99 0.325 -.0030968 .0007777 3 | -.0028761 .0015686 -1.83 0.067 -.0054579 -.0002943 4 | .0044603 .0019215 2.32 0.020 .0012975 .007623 5 | .0088932 .0026365 3.37 0.001 .0045536 .0132328 | year | 1970 | .0028014 .0031114 0.90 0.368 -.0023197 .0079226 1971 | .0057147 .0041715 1.37 0.171 -.0011514 .0125809 1972 | .0065535 .0050921 1.29 0.198 -.0018279 .0149349 1973 | .0118285 .0110628 1.07 0.285 -.0063803 .0300373 1974 | .0052309 .0045029 1.16 0.246 -.0021806 .0126424 1975 | .002454 .00274 0.90 0.371 -.0020559 .0069639 1976 | .0070661 .0040503 1.74 0.081 .0003994 .0137327 1977 | .0006737 .0022216 0.30 0.762 -.002983 .0043303 1978 | .0002832 .0025833 0.11 0.913 -.0039689 .0045352 1979 | .0040414 .0027693 1.46 0.145 -.0005167 .0085995 1980 | .0042522 .0027006 1.57 0.116 -.0001929 .0086973 1981 | .0050738 .0030721 1.65 0.099 .0000172 .0101303 1982 | .0050177 .0029887 1.68 0.093 .0000984 .009937 1983 | .011089 .0048522 2.29 0.022 .0031025 .0190754 1984 | .0124328 .0048744 2.55 0.011 .0044098 .0204557 1985 | .0073429 .0031358 2.34 0.019 .0021815 .0125043 1986 | .0069197 .0034593 2.00 0.046 .0012258 .0126137 1987 | .0010859 .002397 0.45 0.651 -.0028596 .0050313 1988 | .0079122 .0030756 2.57 0.010 .0028499 .0129745 1989 | .0046968 .0031334 1.50 0.134 -.0004607 .0098542 1990 | .0033295 .0026055 1.28 0.202 -.000959 .007618 1991 | .0055663 .0026321 2.11 0.035 .001234 .0098987 1992 | .0152449 .0053763 2.84 0.005 .0063958 .024094 1993 | .0101525 .0042795 2.37 0.018 .0031086 .0171964 1994 | .0037665 .0026349 1.43 0.153 -.0005703 .0081034 1995 | .0095854 .0052336 1.83 0.067 .0009711 .0181996 1996 | .0024785 .0026733 0.93 0.354 -.0019218 .0068787 1997 | .0083148 .0033877 2.45 0.014 .0027389 .0138907 1998 | .0053052 .0031093 1.71 0.088 .0001873 .010423 1999 | .0087693 .0035298 2.48 0.013 .0029594 .0145792 2000 | .0065477 .0030381 2.16 0.031 .0015471 .0115484 2001 | .0091379 .0030133 3.03 0.002 .0041782 .0140977 2002 | .0158023 .0045358 3.48 0.001 .0083366 .023268 2003 | .0069059 .0035883 1.92 0.054 .0009998 .0128121 2004 | .0106446 .003955 2.69 0.007 .0041349 .0171543 2005 | .0109169 .0042959 2.54 0.011 .003846 .0179878 2006 | .0105115 .0038164 2.75 0.006 .0042299 .0167932 2007 | .0094343 .0034101 2.77 0.006 .0038213 .0150472 2008 | .0064642 .0037156 1.74 0.082 .0003485 .0125798 2009 | .0068834 .0031516 2.18 0.029 .001696 .0120708 2010 | .011121 .0037895 2.93 0.003 .0048836 .0173583 2011 | .0130964 .0042136 3.11 0.002 .0061611 .0200318 2012 | .01022 .0033599 3.04 0.002 .0046898 .0157502 2013 | .01088 .0033639 3.23 0.001 .0053433 .0164168 2014 | .0119834 .0039833 3.01 0.003 .0054271 .0185397 2015 | .0111569 .0045017 2.48 0.013 .0037472 .0185665 2016 | .0083121 .0045941 1.81 0.071 .0007504 .0158739 2017 | .0133177 .0064159 2.08 0.038 .0027574 .023878 2018 | .0102636 .0044967 2.28 0.023 .0028623 .0176649 | _cons | .013306 .0023076 5.77 0.000 .0095079 .0171041 -------------------------------------------------------------------------------- . test nobelist+18.46*ageatpubnobel=0 ( 1) nobelist + 18.46*ageatpubnobel = 0 F( 1, 1388) = 1.99 Prob > F = 0.1591 . *USE FOR TABLE 6* . . qreg2 citesadj female posnegscoredev certtentscoredev fppscoredev posnegscorede > vsq certtentscoredevsq fppscoredevsq posnegscoredevnobel-fppscoresqnobel ageatpu > b* english2 nobelist pagee i.journalid i.jelgr i.year,quantile(10) cluster(aut > horid) .1 Quantile regression R-squared = .04471552 Number of obs = 12738 Objective function = 18.589569 Standard errors adjusted for 1389 clusters in authorid --------------------------------------------------------------------------------- citesadj | Coef. Std. Err. t P>|t| [90% Conf. Interval] ----------------+---------------------------------------------------------------- female | 2.861972 1.845461 1.55 0.121 -.1737644 5.897708 posnegscoredev | -3.888584 1.894519 -2.05 0.040 -7.005019 -.77215 certtentscore~v | -6.201749 2.081859 -2.98 0.003 -9.626354 -2.777145 fppscoredev | -19.71468 3.756536 -5.25 0.000 -25.89409 -13.53528 posnegscorede~q | 11.09307 7.511631 1.48 0.140 -1.26337 23.44951 certtentscore~q | .8633504 4.019245 0.21 0.830 -5.748203 7.474904 fppscoredevsq | -51.67818 13.13275 -3.94 0.000 -73.28121 -30.07516 posnegscorede~l | 10.85143 12.55686 0.86 0.388 -9.80427 31.50713 certtent~vnobel | 1.562358 9.173049 0.17 0.865 -13.52707 16.65179 fppscoredevno~l | -23.26073 26.24727 -0.89 0.376 -66.43681 19.91535 posnegscoresq~l | 10.75291 43.36546 0.25 0.804 -60.58214 82.08795 certtent~qnobel | -37.70887 34.06365 -1.11 0.268 -93.74269 18.32496 fppscoresqnobel | -3.251768 43.17223 -0.08 0.940 -74.26896 67.76542 ageatpub | -.2552898 .0474152 -5.38 0.000 -.3332865 -.1772931 ageatpubnobel | -.496758 .2028482 -2.45 0.014 -.830438 -.1630781 english2 | .4445712 .8171593 0.54 0.586 -.8996345 1.788777 nobelist | 23.39538 5.172978 4.52 0.000 14.88596 31.90479 pageequivalent | .7897326 .0531434 14.86 0.000 .702313 .8771521 | journalid | 2 | -.9983916 .9598229 -1.04 0.298 -2.577275 .580492 3 | -3.378887 .9986995 -3.38 0.001 -5.021722 -1.736053 4 | -.4987766 1.084043 -0.46 0.645 -2.281999 1.284446 5 | -9.799113 1.102089 -8.89 0.000 -11.61202 -7.986205 | jelgroup | 2 | .8158956 1.014429 0.80 0.421 -.8528137 2.484605 3 | 1.164526 .9668195 1.20 0.228 -.4258668 2.754919 4 | 3.632113 1.387526 2.62 0.009 1.349668 5.914557 5 | 7.099312 1.506986 4.71 0.000 4.62036 9.578264 | year | 1970 | -.2688129 2.480185 -0.11 0.914 -4.348652 3.811027 1971 | -2.068611 2.717536 -0.76 0.447 -6.538888 2.401665 1972 | -.8201622 2.482096 -0.33 0.741 -4.903146 3.262822 1973 | .6865551 2.419687 0.28 0.777 -3.293767 4.666877 1974 | -1.429303 2.548357 -0.56 0.575 -5.621284 2.762678 1975 | .262687 2.445012 0.11 0.914 -3.759295 4.284669 1976 | 2.051414 2.371739 0.86 0.387 -1.850035 5.952863 1977 | 2.54929 2.345388 1.09 0.277 -1.308813 6.407393 1978 | .2369106 2.407706 0.10 0.922 -3.723704 4.197525 1979 | 3.384549 2.244222 1.51 0.132 -.3071376 7.076235 1980 | .0462881 2.414637 0.02 0.985 -3.925726 4.018302 1981 | 3.083691 2.413279 1.28 0.201 -.8860901 7.053472 1982 | 5.21358 2.601572 2.00 0.045 .9340606 9.493099 1983 | 3.905842 2.855287 1.37 0.171 -.7910312 8.602714 1984 | 5.69633 2.597026 2.19 0.028 1.42429 9.968369 1985 | 1.984004 2.711736 0.73 0.464 -2.476731 6.444739 1986 | 7.521981 2.814574 2.67 0.008 2.89208 12.15188 1987 | 9.813332 2.865664 3.42 0.001 5.099389 14.52727 1988 | 8.742817 2.79099 3.13 0.002 4.151711 13.33392 1989 | 15.8717 3.730478 4.25 0.000 9.735156 22.00824 1990 | 12.71848 3.164127 4.02 0.000 7.513569 17.92338 1991 | 10.06709 3.13879 3.21 0.001 4.903857 15.23031 1992 | 16.49582 3.570217 4.62 0.000 10.6229 22.36873 1993 | 9.559734 3.912885 2.44 0.015 3.12314 15.99633 1994 | 21.3962 4.528215 4.73 0.000 13.94741 28.845 1995 | 15.82497 4.250821 3.72 0.000 8.832479 22.81746 1996 | 30.30479 4.273834 7.09 0.000 23.27444 37.33513 1997 | 15.66769 3.731377 4.20 0.000 9.529676 21.80571 1998 | 26.70662 4.890811 5.46 0.000 18.66136 34.75187 1999 | 25.23329 4.617841 5.46 0.000 17.63706 32.82951 2000 | 22.96731 5.834013 3.94 0.000 13.37051 32.56411 2001 | 17.71497 4.566582 3.88 0.000 10.20306 25.22688 2002 | 22.37995 3.352508 6.68 0.000 16.86516 27.89474 2003 | 24.62579 4.265309 5.77 0.000 17.60947 31.64211 2004 | 21.58823 3.687448 5.85 0.000 15.52247 27.65399 2005 | 19.64321 5.150841 3.81 0.000 11.17021 28.11621 2006 | 23.36931 3.73721 6.25 0.000 17.2217 29.51692 2007 | 23.26597 4.175786 5.57 0.000 16.39691 30.13503 2008 | 11.25492 3.407048 3.30 0.001 5.650416 16.85943 2009 | 9.694032 3.227141 3.00 0.003 4.385469 15.00259 2010 | 8.09375 3.433618 2.36 0.018 2.445537 13.74196 2011 | 4.899377 3.692355 1.33 0.185 -1.174451 10.97321 2012 | -.662042 3.116375 -0.21 0.832 -5.788397 4.464313 2013 | 2.835622 3.134932 0.90 0.366 -2.321259 7.992504 2014 | -.4663401 2.884689 -0.16 0.872 -5.211579 4.278899 2015 | -9.85585 3.228054 -3.05 0.002 -15.16591 -4.545786 2016 | -11.04163 2.902107 -3.80 0.000 -15.81551 -6.267735 2017 | -16.50189 3.051847 -5.41 0.000 -21.5221 -11.48168 2018 | -22.01077 3.12137 -7.05 0.000 -27.14535 -16.8762 | _cons | -1.844581 2.338524 -0.79 0.430 -5.691392 2.00223 --------------------------------------------------------------------------------- Parente-Santos Silva test for intra-cluster correlation Ho: No intra-cluster correlation T = 14.744 P>|T| = 0.000 . test posnegscoredevnobel ( 1) posnegscoredevnobel = 0 F( 1, 12662) = 0.75 Prob > F = 0.3875 . test certtentscoredevnobel,accum ( 1) posnegscoredevnobel = 0 ( 2) certtentscoredevnobel = 0 F( 2, 12662) = 0.39 Prob > F = 0.6741 . test fppscoredevnobel,accum ( 1) posnegscoredevnobel = 0 ( 2) certtentscoredevnobel = 0 ( 3) fppscoredevnobel = 0 F( 3, 12662) = 0.31 Prob > F = 0.8172 . test posnegscoresqnobel ( 1) posnegscoresqnobel = 0 F( 1, 12662) = 0.06 Prob > F = 0.8042 . test certtentscoresqnobel,accum ( 1) posnegscoresqnobel = 0 ( 2) certtentscoresqnobel = 0 F( 2, 12662) = 0.67 Prob > F = 0.5120 . test fppscoresqnobel,accum ( 1) posnegscoresqnobel = 0 ( 2) certtentscoresqnobel = 0 ( 3) fppscoresqnobel = 0 F( 3, 12662) = 0.50 Prob > F = 0.6814 . test posnegscoredevnobel ( 1) posnegscoredevnobel = 0 F( 1, 12662) = 0.75 Prob > F = 0.3875 . test certtentscoredevnobel,accum ( 1) posnegscoredevnobel = 0 ( 2) certtentscoredevnobel = 0 F( 2, 12662) = 0.39 Prob > F = 0.6741 . test fppscoredevnobel,accum ( 1) posnegscoredevnobel = 0 ( 2) certtentscoredevnobel = 0 ( 3) fppscoredevnobel = 0 F( 3, 12662) = 0.31 Prob > F = 0.8172 . test posnegscoresqnobel,accum ( 1) posnegscoredevnobel = 0 ( 2) certtentscoredevnobel = 0 ( 3) fppscoredevnobel = 0 ( 4) posnegscoresqnobel = 0 F( 4, 12662) = 0.52 Prob > F = 0.7227 . test certtentscoresqnobel,accum ( 1) posnegscoredevnobel = 0 ( 2) certtentscoredevnobel = 0 ( 3) fppscoredevnobel = 0 ( 4) posnegscoresqnobel = 0 ( 5) certtentscoresqnobel = 0 F( 5, 12662) = 1.30 Prob > F = 0.2589 . test fppscoresqnobel,accum ( 1) posnegscoredevnobel = 0 ( 2) certtentscoredevnobel = 0 ( 3) fppscoredevnobel = 0 ( 4) posnegscoresqnobel = 0 ( 5) certtentscoresqnobel = 0 ( 6) fppscoresqnobel = 0 F( 6, 12662) = 1.79 Prob > F = 0.0976 . . qreg2 citesadj female posnegscoredev certtentscoredev fppscoredev posnegscorede > vsq certtentscoredevsq fppscoredevsq posnegscoredevnobel-fppscoresqnobel ageatpu > b* english2 nobelist pagee i.journalid i.jelgr i.year,quantile(25) cluster(aut > horid) .25 Quantile regression R-squared = .05178972 Number of obs = 12738 Objective function = 43.676689 Standard errors adjusted for 1389 clusters in authorid --------------------------------------------------------------------------------- citesadj | Coef. Std. Err. t P>|t| [90% Conf. Interval] ----------------+---------------------------------------------------------------- female | 6.08182 3.04234 2.00 0.046 1.077251 11.08639 posnegscoredev | -7.803806 2.608304 -2.99 0.003 -12.0944 -3.513214 certtentscore~v | -16.24098 2.857263 -5.68 0.000 -20.9411 -11.54085 fppscoredev | -39.91506 5.469298 -7.30 0.000 -48.91191 -30.9182 posnegscorede~q | 19.76868 8.902724 2.22 0.026 5.123933 34.41343 certtentscore~q | 18.81621 12.09396 1.56 0.120 -1.078038 38.71047 fppscoredevsq | -120.9023 19.58111 -6.17 0.000 -153.1127 -88.69185 posnegscorede~l | 14.95401 19.92805 0.75 0.453 -17.8271 47.73513 certtent~vnobel | -3.112554 15.60335 -0.20 0.842 -28.77966 22.55455 fppscoredevno~l | 12.92707 33.39569 0.39 0.699 -42.00796 67.86211 posnegscoresq~l | -72.26712 65.8352 -1.10 0.272 -180.5643 36.03007 certtent~qnobel | -161.4343 81.27084 -1.99 0.047 -295.1228 -27.74592 fppscoresqnobel | 68.38022 43.11101 1.59 0.113 -2.536273 139.2967 ageatpub | -.5099623 .066685 -7.65 0.000 -.6196574 -.4002673 ageatpubnobel | -.4909528 .317348 -1.55 0.122 -1.012982 .0310765 english2 | 3.51207 1.268534 2.77 0.006 1.425364 5.598776 nobelist | 41.40038 11.21259 3.69 0.000 22.95596 59.84479 pageequivalent | 1.284535 .0755929 16.99 0.000 1.160187 1.408883 | journalid | 2 | -3.141025 1.400331 -2.24 0.025 -5.444533 -.8375174 3 | -6.92889 1.536759 -4.51 0.000 -9.456819 -4.400961 4 | 1.651971 1.786223 0.92 0.355 -1.28632 4.590262 5 | -15.5744 1.433688 -10.86 0.000 -17.93278 -13.21602 | jelgroup | 2 | 2.666337 1.462127 1.82 0.068 .2611756 5.071498 3 | 4.227857 1.402629 3.01 0.003 1.920568 6.535146 4 | 8.967222 1.839379 4.88 0.000 5.941491 11.99295 5 | 16.57404 2.261876 7.33 0.000 12.85332 20.29477 | year | 1970 | -2.314457 4.127199 -0.56 0.575 -9.103592 4.474679 1971 | -1.008133 3.936497 -0.26 0.798 -7.483568 5.467302 1972 | 1.310978 3.378742 0.39 0.698 -4.246966 6.868921 1973 | 1.48473 4.101364 0.36 0.717 -5.261907 8.231366 1974 | 1.149115 3.487917 0.33 0.742 -4.588418 6.886648 1975 | 1.360763 3.851517 0.35 0.724 -4.974882 7.696407 1976 | 6.638302 3.574041 1.86 0.063 .7590974 12.51751 1977 | 5.957819 3.528457 1.69 0.091 .153599 11.76204 1978 | 5.020567 3.814247 1.32 0.188 -1.25377 11.2949 1979 | 7.857044 3.693621 2.13 0.033 1.781134 13.93295 1980 | 3.621883 3.563836 1.02 0.310 -2.240533 9.4843 1981 | 10.49772 4.165216 2.52 0.012 3.646052 17.3494 1982 | 14.66476 3.94952 3.71 0.000 8.167905 21.16162 1983 | 12.68327 3.953731 3.21 0.001 6.179488 19.18706 1984 | 11.33677 3.930634 2.88 0.004 4.87098 17.80256 1985 | 8.134027 4.465035 1.82 0.069 .7891612 15.47889 1986 | 21.26765 4.785267 4.44 0.000 13.39601 29.13929 1987 | 20.00534 4.16529 4.80 0.000 13.15355 26.85714 1988 | 15.15452 4.097472 3.70 0.000 8.414284 21.89475 1989 | 29.71228 4.533857 6.55 0.000 22.2542 37.17035 1990 | 29.96894 6.598123 4.54 0.000 19.1152 40.82268 1991 | 25.48879 4.742463 5.37 0.000 17.68757 33.29002 1992 | 31.50612 6.020896 5.23 0.000 21.6019 41.41034 1993 | 36.87606 5.83057 6.32 0.000 27.28493 46.4672 1994 | 47.79118 6.531582 7.32 0.000 37.0469 58.53546 1995 | 34.66742 5.597291 6.19 0.000 25.46002 43.87482 1996 | 54.4475 6.980233 7.80 0.000 42.9652 65.9298 1997 | 45.23708 14.87217 3.04 0.002 20.77275 69.70141 1998 | 54.03306 8.767668 6.16 0.000 39.61047 68.45564 1999 | 48.85254 7.385693 6.61 0.000 36.70327 61.00181 2000 | 49.67681 7.04907 7.05 0.000 38.08127 61.27234 2001 | 54.37945 6.667582 8.16 0.000 43.41145 65.34745 2002 | 40.38444 6.585654 6.13 0.000 29.55121 51.21767 2003 | 41.39576 5.223795 7.92 0.000 32.80276 49.98877 2004 | 46.62354 7.923154 5.88 0.000 33.59016 59.65692 2005 | 38.43171 4.962506 7.74 0.000 30.26851 46.5949 2006 | 38.1096 5.862249 6.50 0.000 28.46635 47.75284 2007 | 38.67265 5.981581 6.47 0.000 28.83311 48.5122 2008 | 23.07397 5.072792 4.55 0.000 14.72936 31.41858 2009 | 21.74336 4.575908 4.75 0.000 14.21611 29.27061 2010 | 17.53635 4.941234 3.55 0.000 9.408147 25.66455 2011 | 13.57167 4.919812 2.76 0.006 5.478709 21.66464 2012 | 3.275757 4.278329 0.77 0.444 -3.761983 10.3135 2013 | 7.918824 4.449843 1.78 0.075 .5989491 15.2387 2014 | -2.044775 4.2521 -0.48 0.631 -9.039369 4.94982 2015 | -16.97181 4.629477 -3.67 0.000 -24.58718 -9.356445 2016 | -20.46668 4.373997 -4.68 0.000 -27.6618 -13.27157 2017 | -26.38374 4.684078 -5.63 0.000 -34.08893 -18.67855 2018 | -36.82304 4.727416 -7.79 0.000 -44.59952 -29.04656 | _cons | -2.768013 3.689972 -0.75 0.453 -8.837921 3.301895 --------------------------------------------------------------------------------- Parente-Santos Silva test for intra-cluster correlation Ho: No intra-cluster correlation T = 21.944 P>|T| = 0.000 . test posnegscoredevnobel ( 1) posnegscoredevnobel = 0 F( 1, 12662) = 0.56 Prob > F = 0.4530 . test certtentscoredevnobel,accum ( 1) posnegscoredevnobel = 0 ( 2) certtentscoredevnobel = 0 F( 2, 12662) = 0.29 Prob > F = 0.7458 . test fppscoredevnobel,accum ( 1) posnegscoredevnobel = 0 ( 2) certtentscoredevnobel = 0 ( 3) fppscoredevnobel = 0 F( 3, 12662) = 0.39 Prob > F = 0.7611 . test posnegscoresqnobel ( 1) posnegscoresqnobel = 0 F( 1, 12662) = 1.20 Prob > F = 0.2724 . test certtentscoresqnobel,accum ( 1) posnegscoresqnobel = 0 ( 2) certtentscoresqnobel = 0 F( 2, 12662) = 2.11 Prob > F = 0.1209 . test fppscoresqnobel,accum ( 1) posnegscoresqnobel = 0 ( 2) certtentscoresqnobel = 0 ( 3) fppscoresqnobel = 0 F( 3, 12662) = 2.19 Prob > F = 0.0872 . test posnegscoredevnobel ( 1) posnegscoredevnobel = 0 F( 1, 12662) = 0.56 Prob > F = 0.4530 . test certtentscoredevnobel,accum ( 1) posnegscoredevnobel = 0 ( 2) certtentscoredevnobel = 0 F( 2, 12662) = 0.29 Prob > F = 0.7458 . test fppscoredevnobel,accum ( 1) posnegscoredevnobel = 0 ( 2) certtentscoredevnobel = 0 ( 3) fppscoredevnobel = 0 F( 3, 12662) = 0.39 Prob > F = 0.7611 . test posnegscoresqnobel,accum ( 1) posnegscoredevnobel = 0 ( 2) certtentscoredevnobel = 0 ( 3) fppscoredevnobel = 0 ( 4) posnegscoresqnobel = 0 F( 4, 12662) = 0.49 Prob > F = 0.7420 . test certtentscoresqnobel,accum ( 1) posnegscoredevnobel = 0 ( 2) certtentscoredevnobel = 0 ( 3) fppscoredevnobel = 0 ( 4) posnegscoresqnobel = 0 ( 5) certtentscoresqnobel = 0 F( 5, 12662) = 0.93 Prob > F = 0.4608 . test fppscoresqnobel,accum ( 1) posnegscoredevnobel = 0 ( 2) certtentscoredevnobel = 0 ( 3) fppscoredevnobel = 0 ( 4) posnegscoresqnobel = 0 ( 5) certtentscoresqnobel = 0 ( 6) fppscoresqnobel = 0 F( 6, 12662) = 2.00 Prob > F = 0.0619 . . . qreg2 citesadj female posnegscoredev certtentscoredev fppscoredev posnegscorede > vsq certtentscoredevsq fppscoredevsq posnegscoredevnobel-fppscoresqnobel ageatpu > b* english2 nobelist pagee i.journalid i.jelgr i.year,quantile(50) cluster(au > thorid) Median regression R-squared = .06376246 Number of obs = 12738 Objective function = 77.143408 Standard errors adjusted for 1389 clusters in authorid --------------------------------------------------------------------------------- citesadj | Coef. Std. Err. t P>|t| [90% Conf. Interval] ----------------+---------------------------------------------------------------- female | 9.066055 6.363602 1.42 0.154 -1.401904 19.53401 posnegscoredev | -14.50351 5.148113 -2.82 0.005 -22.97202 -6.034998 certtentscore~v | -27.72641 5.455367 -5.08 0.000 -36.70035 -18.75248 fppscoredev | -66.24852 11.04652 -6.00 0.000 -84.41975 -48.07728 posnegscorede~q | 46.38648 22.10716 2.10 0.036 10.02078 82.75219 certtentscore~q | 22.13865 16.77126 1.32 0.187 -5.44963 49.72693 fppscoredevsq | -182.0259 39.04007 -4.66 0.000 -246.2458 -117.806 posnegscorede~l | -12.11131 34.09315 -0.36 0.722 -68.19365 43.97104 certtent~vnobel | -26.99025 34.74598 -0.78 0.437 -84.14649 30.16599 fppscoredevno~l | 69.15645 72.88126 0.95 0.343 -50.73132 189.0442 posnegscoresq~l | -142.8076 105.0972 -1.36 0.174 -315.6897 30.07456 certtent~qnobel | -449.9104 130.7671 -3.44 0.001 -665.0189 -234.8019 fppscoresqnobel | 49.27862 102.9836 0.48 0.632 -120.1267 218.684 ageatpub | -.8036543 .1261981 -6.37 0.000 -1.011247 -.5960618 ageatpubnobel | -1.091068 .8235706 -1.32 0.185 -2.44582 .2636843 english2 | 4.413743 2.674954 1.65 0.099 .0135136 8.813972 nobelist | 107.2839 28.15425 3.81 0.000 60.97088 153.5969 pageequivalent | 2.549441 .1556953 16.37 0.000 2.293326 2.805556 | journalid | 2 | -5.74619 2.731719 -2.10 0.035 -10.2398 -1.252583 3 | -13.48879 2.905719 -4.64 0.000 -18.26862 -8.708959 4 | 14.08966 4.031399 3.49 0.000 7.458115 20.72121 5 | -30.05144 2.786318 -10.79 0.000 -34.63486 -25.46802 | jelgroup | 2 | -.4792499 2.587782 -0.19 0.853 -4.736084 3.777584 3 | 7.230088 2.939192 2.46 0.014 2.395193 12.06498 4 | 10.15914 3.585826 2.83 0.005 4.260554 16.05773 5 | 30.0828 4.022349 7.48 0.000 23.46614 36.69946 | year | 1970 | -2.424524 7.58695 -0.32 0.749 -14.90486 10.05581 1971 | -.5619204 6.781329 -0.08 0.934 -11.71703 10.59319 1972 | -6.460744 6.570219 -0.98 0.325 -17.26858 4.347095 1973 | .2651352 7.148088 0.04 0.970 -11.49328 12.02355 1974 | -2.181523 7.065849 -0.31 0.758 -13.80466 9.441616 1975 | 3.968392 7.233875 0.55 0.583 -7.931145 15.86793 1976 | 5.571585 6.316538 0.88 0.378 -4.818956 15.96213 1977 | 8.428885 7.281077 1.16 0.247 -3.548297 20.40607 1978 | 7.656711 7.08342 1.08 0.280 -3.995331 19.30875 1979 | 13.5497 7.238169 1.87 0.061 1.643105 25.4563 1980 | 2.221175 6.476882 0.34 0.732 -8.433127 12.87548 1981 | 17.62608 8.477423 2.08 0.038 3.68094 31.57122 1982 | 28.83151 9.657827 2.99 0.003 12.94464 44.71839 1983 | 24.39974 8.183497 2.98 0.003 10.9381 37.86138 1984 | 17.66911 7.244692 2.44 0.015 5.751778 29.58644 1985 | 18.72861 9.227389 2.03 0.042 3.549794 33.90742 1986 | 45.76229 9.375324 4.88 0.000 30.34013 61.18445 1987 | 35.94209 10.0301 3.58 0.000 19.44284 52.44135 1988 | 27.41458 9.019852 3.04 0.002 12.57716 42.252 1989 | 56.529 11.42422 4.95 0.000 37.73645 75.32155 1990 | 46.6651 12.5695 3.71 0.000 25.98859 67.3416 1991 | 51.39723 8.558479 6.01 0.000 37.31876 65.47571 1992 | 75.45083 17.53126 4.30 0.000 46.61236 104.2893 1993 | 91.40955 12.07468 7.57 0.000 71.54702 111.2721 1994 | 97.18174 14.47646 6.71 0.000 73.36834 120.9951 1995 | 66.12142 12.30484 5.37 0.000 45.88028 86.36257 1996 | 104.915 19.92623 5.27 0.000 72.13689 137.6932 1997 | 123.3401 15.39096 8.01 0.000 98.02237 148.6578 1998 | 93.93632 16.11665 5.83 0.000 67.42486 120.4478 1999 | 71.09448 9.450824 7.52 0.000 55.54812 86.64084 2000 | 84.76925 13.46165 6.30 0.000 62.62519 106.9133 2001 | 87.98702 18.27827 4.81 0.000 57.91975 118.0543 2002 | 65.46626 12.91352 5.07 0.000 44.22387 86.70866 2003 | 64.954 11.8963 5.46 0.000 45.38489 84.52311 2004 | 74.7047 18.58099 4.02 0.000 44.13945 105.2699 2005 | 63.43099 11.87768 5.34 0.000 43.89252 82.96946 2006 | 52.42798 10.53011 4.98 0.000 35.10623 69.74973 2007 | 49.67881 8.735527 5.69 0.000 35.3091 64.04852 2008 | 41.254 9.637987 4.28 0.000 25.39976 57.10823 2009 | 18.94688 8.219038 2.31 0.021 5.426773 32.46698 2010 | 12.22746 8.994849 1.36 0.174 -2.568828 27.02376 2011 | 8.753767 8.852726 0.99 0.323 -5.808737 23.31627 2012 | -10.51193 8.076265 -1.30 0.193 -23.79717 2.773318 2013 | -7.091554 7.77271 -0.91 0.362 -19.87746 5.694352 2014 | -19.14609 8.265262 -2.32 0.021 -32.74223 -5.54995 2015 | -54.63066 8.742388 -6.25 0.000 -69.01166 -40.24965 2016 | -55.47293 8.379554 -6.62 0.000 -69.25708 -41.68878 2017 | -58.47272 8.949518 -6.53 0.000 -73.19445 -43.751 2018 | -81.33793 8.874693 -9.17 0.000 -95.93656 -66.73929 | _cons | 6.763965 6.98734 0.97 0.333 -4.730029 18.25796 --------------------------------------------------------------------------------- Parente-Santos Silva test for intra-cluster correlation Ho: No intra-cluster correlation T = 24.464 P>|T| = 0.000 . test posnegscoredevnobel ( 1) posnegscoredevnobel = 0 F( 1, 12662) = 0.13 Prob > F = 0.7224 . test certtentscoredevnobel,accum ( 1) posnegscoredevnobel = 0 ( 2) certtentscoredevnobel = 0 F( 2, 12662) = 0.43 Prob > F = 0.6525 . test fppscoredevnobel,accum ( 1) posnegscoredevnobel = 0 ( 2) certtentscoredevnobel = 0 ( 3) fppscoredevnobel = 0 F( 3, 12662) = 1.09 Prob > F = 0.3501 . test posnegscoresqnobel ( 1) posnegscoresqnobel = 0 F( 1, 12662) = 1.85 Prob > F = 0.1742 . test certtentscoresqnobel,accum ( 1) posnegscoresqnobel = 0 ( 2) certtentscoresqnobel = 0 F( 2, 12662) = 6.02 Prob > F = 0.0024 . test fppscoresqnobel,accum ( 1) posnegscoresqnobel = 0 ( 2) certtentscoresqnobel = 0 ( 3) fppscoresqnobel = 0 F( 3, 12662) = 4.32 Prob > F = 0.0048 . test posnegscoredevnobel ( 1) posnegscoredevnobel = 0 F( 1, 12662) = 0.13 Prob > F = 0.7224 . test certtentscoredevnobel,accum ( 1) posnegscoredevnobel = 0 ( 2) certtentscoredevnobel = 0 F( 2, 12662) = 0.43 Prob > F = 0.6525 . test fppscoredevnobel,accum ( 1) posnegscoredevnobel = 0 ( 2) certtentscoredevnobel = 0 ( 3) fppscoredevnobel = 0 F( 3, 12662) = 1.09 Prob > F = 0.3501 . test posnegscoresqnobel,accum ( 1) posnegscoredevnobel = 0 ( 2) certtentscoredevnobel = 0 ( 3) fppscoredevnobel = 0 ( 4) posnegscoresqnobel = 0 F( 4, 12662) = 1.29 Prob > F = 0.2701 . test certtentscoresqnobel,accum ( 1) posnegscoredevnobel = 0 ( 2) certtentscoredevnobel = 0 ( 3) fppscoredevnobel = 0 ( 4) posnegscoresqnobel = 0 ( 5) certtentscoresqnobel = 0 F( 5, 12662) = 3.18 Prob > F = 0.0072 . test fppscoresqnobel,accum ( 1) posnegscoredevnobel = 0 ( 2) certtentscoredevnobel = 0 ( 3) fppscoredevnobel = 0 ( 4) posnegscoresqnobel = 0 ( 5) certtentscoresqnobel = 0 ( 6) fppscoresqnobel = 0 F( 6, 12662) = 2.66 Prob > F = 0.0141 . . . qreg2 citesadj female posnegscoredev certtentscoredev fppscoredev posnegscorede > vsq certtentscoredevsq fppscoredevsq posnegscoredevnobel-fppscoresqnobel ageatpu > b* english2 nobelist pagee i.journalid i.jelgr i.year,quantile(75) cluster(aut > horid) .75 Quantile regression R-squared = .07724998 Number of obs = 12738 Objective function = 92.416552 Standard errors adjusted for 1389 clusters in authorid --------------------------------------------------------------------------------- citesadj | Coef. Std. Err. t P>|t| [90% Conf. Interval] ----------------+---------------------------------------------------------------- female | 16.47388 15.54705 1.06 0.289 -9.100618 42.04838 posnegscoredev | -36.7834 10.9015 -3.37 0.001 -54.71607 -18.85072 certtentscore~v | -51.84251 12.73197 -4.07 0.000 -72.78628 -30.89875 fppscoredev | -88.47201 25.45668 -3.48 0.001 -130.3476 -46.59643 posnegscorede~q | 82.8995 34.43299 2.41 0.016 26.25813 139.5409 certtentscore~q | 98.88958 35.4848 2.79 0.005 40.51802 157.2611 fppscoredevsq | -282.281 83.05896 -3.40 0.001 -418.9108 -145.6512 posnegscorede~l | -29.81241 152.21 -0.20 0.845 -280.1938 220.569 certtent~vnobel | -194.904 346.2203 -0.56 0.573 -764.4274 374.6193 fppscoredevno~l | -34.6211 249.7952 -0.14 0.890 -445.5277 376.2855 posnegscoresq~l | -237.0421 827.9362 -0.29 0.775 -1598.976 1124.891 certtent~qnobel | -241.3772 1113.617 -0.22 0.828 -2073.249 1590.494 fppscoresqnobel | -236.1663 586.503 -0.40 0.687 -1200.948 728.6158 ageatpub | -1.275601 .2659296 -4.80 0.000 -1.713048 -.8381537 ageatpubnobel | -5.668481 1.453366 -3.90 0.000 -8.059231 -3.277732 english2 | 11.09072 5.298038 2.09 0.036 2.375584 19.80585 nobelist | 334.5793 49.77392 6.72 0.000 252.7025 416.4561 pageequivalent | 4.822408 .3584987 13.45 0.000 4.232687 5.412129 | journalid | 2 | -17.22007 7.038372 -2.45 0.014 -28.79801 -5.642132 3 | -25.5848 7.354991 -3.48 0.001 -37.68356 -13.48603 4 | 27.0468 8.513355 3.18 0.001 13.04255 41.05105 5 | -67.86738 5.878562 -11.54 0.000 -77.53746 -58.1973 | jelgroup | 2 | -3.728079 5.85184 -0.64 0.524 -13.3542 5.898045 3 | 20.49281 6.810593 3.01 0.003 9.289558 31.69605 4 | 4.247571 8.047313 0.53 0.598 -8.99005 17.48519 5 | 58.06915 8.951935 6.49 0.000 43.34345 72.79485 | year | 1970 | -11.31254 13.20482 -0.86 0.392 -33.03412 10.40905 1971 | -.5024222 15.06407 -0.03 0.973 -25.28243 24.27759 1972 | -11.40147 12.98276 -0.88 0.380 -32.75777 9.954827 1973 | 1.329482 13.9159 0.10 0.924 -21.56181 24.22077 1974 | 13.54424 15.50199 0.87 0.382 -11.95613 39.04461 1975 | -7.211267 11.46158 -0.63 0.529 -26.06526 11.64273 1976 | 1.807545 12.85174 0.14 0.888 -19.33323 22.94832 1977 | 15.66274 15.11909 1.04 0.300 -9.207765 40.53325 1978 | 17.06376 14.75527 1.16 0.248 -7.208279 41.33581 1979 | 22.87504 18.57467 1.23 0.218 -7.679813 53.42989 1980 | 9.440086 13.54106 0.70 0.486 -12.83461 31.71478 1981 | 65.58045 17.94735 3.65 0.000 36.05752 95.10338 1982 | 79.81133 25.83941 3.09 0.002 37.30618 122.3165 1983 | 41.79882 15.43885 2.71 0.007 16.40232 67.19533 1984 | 37.66709 27.70856 1.36 0.174 -7.912765 83.24695 1985 | 45.31825 22.61149 2.00 0.045 8.122943 82.51356 1986 | 106.9289 20.00776 5.34 0.000 74.01669 139.8412 1987 | 91.13662 15.76557 5.78 0.000 65.20267 117.0706 1988 | 47.08028 21.18859 2.22 0.026 12.2256 81.93495 1989 | 140.8202 19.98585 7.05 0.000 107.944 173.6964 1990 | 183.3767 33.47899 5.48 0.000 128.3047 238.4488 1991 | 107.1217 18.91369 5.66 0.000 76.00919 138.2342 1992 | 162.9005 21.20279 7.68 0.000 128.0224 197.7785 1993 | 152.9894 26.81454 5.71 0.000 108.8801 197.0986 1994 | 185.6711 35.23772 5.27 0.000 127.706 243.6362 1995 | 151.9672 29.20475 5.20 0.000 103.9262 200.0083 1996 | 136.3604 15.72169 8.67 0.000 110.4986 162.2222 1997 | 250.79 50.78576 4.94 0.000 167.2488 334.3313 1998 | 152.8199 41.16699 3.71 0.000 85.10127 220.5385 1999 | 120.2907 22.05221 5.45 0.000 84.01543 156.5661 2000 | 164.7633 25.91519 6.36 0.000 122.1335 207.3931 2001 | 146.3143 23.49506 6.23 0.000 107.6655 184.9631 2002 | 89.90388 20.29621 4.43 0.000 56.51715 123.2906 2003 | 143.6005 24.36717 5.89 0.000 103.5171 183.6838 2004 | 130.9803 22.29337 5.88 0.000 94.30827 167.6523 2005 | 125.4119 26.65534 4.70 0.000 81.56461 169.2593 2006 | 58.87766 16.41154 3.59 0.000 31.88111 85.87421 2007 | 62.79533 26.55771 2.36 0.018 19.10859 106.4821 2008 | 45.86418 21.92241 2.09 0.036 9.802376 81.92598 2009 | 8.290233 15.6517 0.53 0.596 -17.45641 34.03688 2010 | 1.425455 20.49727 0.07 0.945 -32.29203 35.14294 2011 | -13.73973 15.03014 -0.91 0.361 -38.46391 10.98446 2012 | -29.00737 15.08783 -1.92 0.055 -53.82645 -4.188285 2013 | -39.31224 16.43466 -2.39 0.017 -66.34682 -12.27765 2014 | -57.76317 14.9473 -3.86 0.000 -82.35108 -33.17525 2015 | -130.0903 17.08237 -7.62 0.000 -158.1904 -101.9903 2016 | -121.7829 16.11934 -7.56 0.000 -148.2988 -95.26697 2017 | -118.2492 17.05388 -6.93 0.000 -146.3024 -90.19603 2018 | -155.1623 16.81265 -9.23 0.000 -182.8187 -127.5059 | _cons | 34.9068 14.01119 2.49 0.013 11.85876 57.95485 --------------------------------------------------------------------------------- Parente-Santos Silva test for intra-cluster correlation Ho: No intra-cluster correlation T = 23.242 P>|T| = 0.000 . test posnegscoredevnobel ( 1) posnegscoredevnobel = 0 F( 1, 12662) = 0.04 Prob > F = 0.8447 . test certtentscoredevnobel,accum ( 1) posnegscoredevnobel = 0 ( 2) certtentscoredevnobel = 0 F( 2, 12662) = 0.41 Prob > F = 0.6626 . test fppscoredevnobel,accum ( 1) posnegscoredevnobel = 0 ( 2) certtentscoredevnobel = 0 ( 3) fppscoredevnobel = 0 F( 3, 12662) = 0.28 Prob > F = 0.8389 . test posnegscoresqnobel ( 1) posnegscoresqnobel = 0 F( 1, 12662) = 0.08 Prob > F = 0.7746 . test certtentscoresqnobel,accum ( 1) posnegscoresqnobel = 0 ( 2) certtentscoresqnobel = 0 F( 2, 12662) = 0.04 Prob > F = 0.9595 . test fppscoresqnobel,accum ( 1) posnegscoresqnobel = 0 ( 2) certtentscoresqnobel = 0 ( 3) fppscoresqnobel = 0 F( 3, 12662) = 0.50 Prob > F = 0.6838 . test posnegscoredevnobel ( 1) posnegscoredevnobel = 0 F( 1, 12662) = 0.04 Prob > F = 0.8447 . test certtentscoredevnobel,accum ( 1) posnegscoredevnobel = 0 ( 2) certtentscoredevnobel = 0 F( 2, 12662) = 0.41 Prob > F = 0.6626 . test fppscoredevnobel,accum ( 1) posnegscoredevnobel = 0 ( 2) certtentscoredevnobel = 0 ( 3) fppscoredevnobel = 0 F( 3, 12662) = 0.28 Prob > F = 0.8389 . test posnegscoresqnobel,accum ( 1) posnegscoredevnobel = 0 ( 2) certtentscoredevnobel = 0 ( 3) fppscoredevnobel = 0 ( 4) posnegscoresqnobel = 0 F( 4, 12662) = 0.38 Prob > F = 0.8243 . test certtentscoresqnobel,accum ( 1) posnegscoredevnobel = 0 ( 2) certtentscoredevnobel = 0 ( 3) fppscoredevnobel = 0 ( 4) posnegscoresqnobel = 0 ( 5) certtentscoresqnobel = 0 F( 5, 12662) = 1.54 Prob > F = 0.1742 . test fppscoresqnobel,accum ( 1) posnegscoredevnobel = 0 ( 2) certtentscoredevnobel = 0 ( 3) fppscoredevnobel = 0 ( 4) posnegscoresqnobel = 0 ( 5) certtentscoresqnobel = 0 ( 6) fppscoresqnobel = 0 F( 6, 12662) = 1.42 Prob > F = 0.2032 . . qreg2 citesadj female posnegscoredev certtentscoredev fppscoredev posnegscorede > vsq certtentscoredevsq fppscoredevsq posnegscoredevnobel-fppscoresqnobel ageatpu > b* english2 nobelist pagee i.journalid i.jelgr i.year,quantile(90) cluster(au > thorid) .9 Quantile regression R-squared = .07893349 Number of obs = 12738 Objective function = 78.860207 Standard errors adjusted for 1389 clusters in authorid --------------------------------------------------------------------------------- citesadj | Coef. Std. Err. t P>|t| [90% Conf. Interval] ----------------+---------------------------------------------------------------- female | 29.60433 33.28257 0.89 0.374 -25.14464 84.3533 posnegscoredev | -71.70188 30.29975 -2.37 0.018 -121.5442 -21.85959 certtentscore~v | -155.9815 36.35723 -4.29 0.000 -215.7882 -96.1748 fppscoredev | -35.7618 55.56629 -0.64 0.520 -127.1669 55.6433 posnegscorede~q | 59.55103 97.05865 0.61 0.540 -100.1079 219.21 certtentscore~q | 223.5062 81.74667 2.73 0.006 89.03502 357.9773 fppscoredevsq | -145.5828 76.11637 -1.91 0.056 -270.7922 -20.37333 posnegscorede~l | -428.4876 319.021 -1.34 0.179 -953.2688 96.29364 certtent~vnobel | -442.5159 366.932 -1.21 0.228 -1046.11 161.0777 fppscoredevno~l | -361.3015 380.63 -0.95 0.343 -987.4279 264.8249 posnegscoresq~l | -79.03787 945.6067 -0.08 0.933 -1634.536 1476.461 certtent~qnobel | 264.5584 572.1831 0.46 0.644 -676.668 1205.785 fppscoresqnobel | -1104.104 534.4015 -2.07 0.039 -1983.18 -225.027 ageatpub | -2.172985 .5758343 -3.77 0.000 -3.120217 -1.225752 ageatpubnobel | -15.39683 3.185994 -4.83 0.000 -20.63771 -10.15596 english2 | 19.44573 13.97292 1.39 0.164 -3.539371 42.43082 nobelist | 852.9592 180.0509 4.74 0.000 556.7802 1149.138 pageequivalent | 8.895277 .6618499 13.44 0.000 7.806551 9.984003 | journalid | 2 | -7.715467 17.49261 -0.44 0.659 -36.49036 21.05943 3 | -41.78053 22.19109 -1.88 0.060 -78.28429 -5.276776 4 | 64.73444 29.86402 2.17 0.030 15.60891 113.86 5 | -127.1306 15.52934 -8.19 0.000 -152.676 -101.5852 | jelgroup | 2 | -16.83188 14.80301 -1.14 0.256 -41.18246 7.51869 3 | 31.09054 18.94362 1.64 0.101 -.0712271 62.2523 4 | -29.86707 20.58173 -1.45 0.147 -63.72348 3.989331 5 | 86.99211 25.53346 3.41 0.001 44.99024 128.994 | year | 1970 | -.3246568 51.84562 -0.01 0.995 -85.60935 84.96004 1971 | 1.824852 59.9002 0.03 0.976 -96.70942 100.3591 1972 | 35.14114 38.41387 0.91 0.360 -28.04868 98.33096 1973 | 22.62427 58.46048 0.39 0.699 -73.54169 118.7902 1974 | 30.07879 47.05479 0.64 0.523 -47.32511 107.4827 1975 | -20.70357 42.06255 -0.49 0.623 -89.89536 48.48823 1976 | -7.351032 28.65059 -0.26 0.798 -54.48051 39.77845 1977 | 65.99919 50.28951 1.31 0.189 -16.72575 148.7241 1978 | 14.00055 28.72722 0.49 0.626 -33.25497 61.25608 1979 | 94.99009 44.34277 2.14 0.032 22.04738 167.9328 1980 | 4.100602 34.41011 0.12 0.905 -52.50313 60.70433 1981 | 200.3626 53.80447 3.72 0.000 111.8557 288.8696 1982 | 284.7702 87.13613 3.27 0.001 141.4335 428.1069 1983 | 148.7205 57.18607 2.60 0.009 54.65093 242.7901 1984 | 102.5514 43.35869 2.37 0.018 31.22753 173.8754 1985 | 53.00607 37.60091 1.41 0.159 -8.84645 114.8586 1986 | 224.8227 48.54334 4.63 0.000 144.9702 304.6753 1987 | 160.2595 53.09515 3.02 0.003 72.91937 247.5996 1988 | 198.4766 61.93099 3.20 0.001 96.60171 300.3514 1989 | 229.1581 64.77906 3.54 0.000 122.5982 335.718 1990 | 508.9296 45.75536 11.12 0.000 433.6632 584.196 1991 | 245.8441 44.2931 5.55 0.000 172.9831 318.7051 1992 | 449.1052 231.0066 1.94 0.052 69.10541 829.1051 1993 | 286.6733 86.21573 3.33 0.001 144.8507 428.4959 1994 | 317.8481 121.3297 2.62 0.009 118.264 517.4322 1995 | 252.1777 90.34496 2.79 0.005 103.5626 400.7928 1996 | 201.5489 34.77076 5.80 0.000 144.3519 258.7459 1997 | 472.6154 85.58807 5.52 0.000 331.8252 613.4055 1998 | 362.385 71.8411 5.04 0.000 244.2083 480.5618 1999 | 232.4839 63.93754 3.64 0.000 127.3083 337.6595 2000 | 428.1975 44.64079 9.59 0.000 354.7645 501.6304 2001 | 200.1036 45.79568 4.37 0.000 124.7709 275.4363 2002 | 252.9593 125.7593 2.01 0.044 46.08856 459.8301 2003 | 313.5888 65.14625 4.81 0.000 206.425 420.7527 2004 | 210.2271 68.60779 3.06 0.002 97.36906 323.0851 2005 | 185.5102 40.58868 4.57 0.000 118.7428 252.2775 2006 | 72.41797 35.89928 2.02 0.044 13.36459 131.4714 2007 | 20.77557 38.80903 0.54 0.592 -43.06428 84.61542 2008 | 19.53731 50.24456 0.39 0.697 -63.11369 102.1883 2009 | 18.43235 39.03909 0.47 0.637 -45.78594 82.65064 2010 | -17.2132 39.31096 -0.44 0.661 -81.87871 47.45231 2011 | -86.27541 38.93082 -2.22 0.027 -150.3156 -22.23523 2012 | -81.35746 36.80564 -2.21 0.027 -141.9018 -20.81314 2013 | -118.3616 36.16659 -3.27 0.001 -177.8547 -58.86851 2014 | -135.9854 32.85048 -4.14 0.000 -190.0236 -81.94727 2015 | -253.8317 38.94829 -6.52 0.000 -317.9006 -189.7628 2016 | -238.8346 35.6875 -6.69 0.000 -297.5396 -180.1296 2017 | -201.6079 38.87901 -5.19 0.000 -265.5629 -137.653 2018 | -293.3986 38.01652 -7.72 0.000 -355.9348 -230.8624 | _cons | 103.3681 34.52311 2.99 0.003 46.57847 160.1577 --------------------------------------------------------------------------------- Parente-Santos Silva test for intra-cluster correlation Ho: No intra-cluster correlation T = 16.706 P>|T| = 0.000 . test posnegscoredevnobel ( 1) posnegscoredevnobel = 0 F( 1, 12662) = 1.80 Prob > F = 0.1793 . test certtentscoredevnobel,accum ( 1) posnegscoredevnobel = 0 ( 2) certtentscoredevnobel = 0 F( 2, 12662) = 1.09 Prob > F = 0.3357 . test fppscoredevnobel,accum ( 1) posnegscoredevnobel = 0 ( 2) certtentscoredevnobel = 0 ( 3) fppscoredevnobel = 0 F( 3, 12662) = 1.51 Prob > F = 0.2092 . test posnegscoresqnobel ( 1) posnegscoresqnobel = 0 F( 1, 12662) = 0.01 Prob > F = 0.9334 . test certtentscoresqnobel,accum ( 1) posnegscoresqnobel = 0 ( 2) certtentscoresqnobel = 0 F( 2, 12662) = 0.19 Prob > F = 0.8275 . test fppscoresqnobel,accum ( 1) posnegscoresqnobel = 0 ( 2) certtentscoresqnobel = 0 ( 3) fppscoresqnobel = 0 F( 3, 12662) = 1.88 Prob > F = 0.1310 . test posnegscoredevnobel ( 1) posnegscoredevnobel = 0 F( 1, 12662) = 1.80 Prob > F = 0.1793 . test certtentscoredevnobel,accum ( 1) posnegscoredevnobel = 0 ( 2) certtentscoredevnobel = 0 F( 2, 12662) = 1.09 Prob > F = 0.3357 . test fppscoredevnobel,accum ( 1) posnegscoredevnobel = 0 ( 2) certtentscoredevnobel = 0 ( 3) fppscoredevnobel = 0 F( 3, 12662) = 1.51 Prob > F = 0.2092 . test posnegscoresqnobel,accum ( 1) posnegscoredevnobel = 0 ( 2) certtentscoredevnobel = 0 ( 3) fppscoredevnobel = 0 ( 4) posnegscoresqnobel = 0 F( 4, 12662) = 6.28 Prob > F = 0.0000 . test certtentscoresqnobel,accum ( 1) posnegscoredevnobel = 0 ( 2) certtentscoredevnobel = 0 ( 3) fppscoredevnobel = 0 ( 4) posnegscoresqnobel = 0 ( 5) certtentscoresqnobel = 0 F( 5, 12662) = 10.67 Prob > F = 0.0000 . test fppscoresqnobel,accum ( 1) posnegscoredevnobel = 0 ( 2) certtentscoredevnobel = 0 ( 3) fppscoredevnobel = 0 ( 4) posnegscoresqnobel = 0 ( 5) certtentscoresqnobel = 0 ( 6) fppscoresqnobel = 0 F( 6, 12662) = 11.53 Prob > F = 0.0000 . clear . *REPLACE BELOW WITH RELEVANT LOCATION* . use "C:\Users\Owner\Desktop\D Drive old lenovo\KosnikWriting\AllInfoForDoMaster. > dta" . sort authorid year . gener posnegscoredevsq=posnegscoredev^2 . gener certtentscoredevsq=certtentscoredev^2 . gener fppscoredevsq=fppscoredev^2 . *FIGURES 1-3* . set level 90, permanently . twoway lpolyci posnegscoredev ageatpub . twoway lpolyci certtentscoredev ageatpub . twoway lpolyci fppscoredev ageatpub . twoway lpolyci posnegscoredevsq ageatpub . twoway lpolyci certtentscoredevsq ageatpub . twoway lpolyci fppscoredevsq ageatpub if ageatpub<=35 & ageatpub>=0 . regress citesadj gs i.year Source | SS df MS Number of obs = 12,738 -------------+---------------------------------- F(50, 12687) = 8.52 Model | 107118768 50 2142375.37 Prob > F = 0.0000 Residual | 3.1910e+09 12,687 251516.069 R-squared = 0.0325 -------------+---------------------------------- Adj R-squared = 0.0287 Total | 3.2981e+09 12,737 258938.772 Root MSE = 501.51 ------------------------------------------------------------------------------ citesadj | Coef. Std. Err. t P>|t| [90% Conf. Interval] -------------+---------------------------------------------------------------- gs | -13.72832 13.53562 -1.01 0.310 -35.99405 8.537411 | year | 1970 | 5.540218 63.9699 0.09 0.931 -99.68859 110.769 1971 | -46.55423 62.04891 -0.75 0.453 -148.6231 55.5146 1972 | -73.86647 60.46269 -1.22 0.222 -173.326 25.59306 1973 | -25.49861 61.31806 -0.42 0.678 -126.3652 75.36798 1974 | -10.67932 59.87798 -0.18 0.858 -109.177 87.81838 1975 | -47.45219 62.35621 -0.76 0.447 -150.0265 55.12214 1976 | -46.91172 58.51124 -0.80 0.423 -143.1612 49.33773 1977 | 13.4275 57.054 0.24 0.814 -80.42483 107.2798 1978 | -15.84786 57.17857 -0.28 0.782 -109.9051 78.20939 1979 | 14.86246 56.28333 0.26 0.792 -77.72214 107.4471 1980 | 48.08675 55.53052 0.87 0.387 -43.2595 139.433 1981 | 69.25075 57.65539 1.20 0.230 -25.59085 164.0924 1982 | 121.0929 56.34746 2.15 0.032 28.40285 213.783 1983 | 25.82279 56.05963 0.46 0.645 -66.39383 118.0394 1984 | 15.28004 57.26357 0.27 0.790 -78.91704 109.4771 1985 | 11.83389 56.23549 0.21 0.833 -80.67202 104.3398 1986 | 111.6642 55.75239 2.00 0.045 19.95297 203.3754 1987 | 143.194 55.78762 2.57 0.010 51.42486 234.9632 1988 | 21.3782 56.8861 0.38 0.707 -72.19794 114.9544 1989 | 79.70824 55.78335 1.43 0.153 -12.0539 171.4704 1990 | 173.8966 58.13831 2.99 0.003 78.26061 269.5326 1991 | 120.1037 54.75406 2.19 0.028 30.03469 210.1727 1992 | 221.8109 56.28913 3.94 0.000 129.2168 314.4051 1993 | 151.0732 57.06675 2.65 0.008 57.19985 244.9465 1994 | 145.0438 55.79181 2.60 0.009 53.26772 236.8198 1995 | 102.8719 56.99993 1.80 0.071 9.108508 196.6353 1996 | 108.2613 58.12956 1.86 0.063 12.63973 203.8829 1997 | 209.734 57.9579 3.62 0.000 114.3947 305.0732 1998 | 267.6797 58.9517 4.54 0.000 170.7057 364.6537 1999 | 143.5578 56.99509 2.52 0.012 49.80237 237.3132 2000 | 130.151 57.16197 2.28 0.023 36.12104 224.1809 2001 | 123.8524 56.24259 2.20 0.028 31.3348 216.37 2002 | 96.54558 55.62169 1.74 0.083 5.049369 188.0418 2003 | 138.4446 56.58239 2.45 0.014 45.36807 231.5212 2004 | 115.2628 56.24133 2.05 0.040 22.74725 207.7783 2005 | 70.54626 56.1937 1.26 0.209 -21.8909 162.9834 2006 | 24.82282 56.32258 0.44 0.659 -67.82635 117.472 2007 | 16.34296 55.99571 0.29 0.770 -75.76851 108.4544 2008 | 3.831786 56.79331 0.07 0.946 -89.59173 97.2553 2009 | -16.45944 56.66205 -0.29 0.771 -109.667 76.74814 2010 | -36.50062 56.2076 -0.65 0.516 -128.9606 55.9594 2011 | -29.84472 55.88592 -0.53 0.593 -121.7756 62.08616 2012 | -52.35698 55.52011 -0.94 0.346 -143.6861 38.97215 2013 | -57.09346 56.9709 -1.00 0.316 -150.8091 36.62218 2014 | -68.94604 55.84826 -1.23 0.217 -160.8149 22.92288 2015 | -93.44317 57.19036 -1.63 0.102 -187.5198 .6334692 2016 | -87.67169 57.37091 -1.53 0.126 -182.0453 6.701955 2017 | -125.4072 56.17827 -2.23 0.026 -217.819 -32.99542 2018 | -126.7944 56.90832 -2.23 0.026 -220.4071 -33.18169 | _cons | 160.2046 48.07158 3.33 0.001 81.12809 239.2811 ------------------------------------------------------------------------------ . predict citespred (option xb assumed; fitted values) (74 missing values generated) . twoway lpolyci citespred ageatpub . twoway lpolyci citespred ageatpub if yearphd>1968 & yearphd<1979 . clear . log close name: log: D:\junk.log log type: text closed on: 7 Apr 2023, 16:42:48 ----------------------------------------------------------------------------------